CN107403589A - Portable flexible can wind touch-control electronic display screen - Google Patents
Portable flexible can wind touch-control electronic display screen Download PDFInfo
- Publication number
- CN107403589A CN107403589A CN201710633438.7A CN201710633438A CN107403589A CN 107403589 A CN107403589 A CN 107403589A CN 201710633438 A CN201710633438 A CN 201710633438A CN 107403589 A CN107403589 A CN 107403589A
- Authority
- CN
- China
- Prior art keywords
- touch
- spool
- electronic display
- display screen
- basic unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003384 imaging method Methods 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229920005479 Lucite® Polymers 0.000 claims description 3
- 229920006351 engineering plastic Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Portable flexible can wind touch-control electronic display screen, including using can basic unit made of wound flexible light transmissive material, basic unit is provided with imaging film, touch control film and touch control film control board, and a side of basic unit is connected with spool installation, and basic unit, imaging film and touch control film can be on spools.Its object is to provide a kind of surface configuration that can flexibly change touch-control electronic display screen as needed with into the knockdown touch-control electronic display screen of the electronic display of various surface composition formulas or various folding faces, thus can be more preferable, more fully show relevant information, and it is easy to carry, carry, it is mobile, can easily it be applied in various interim exhibitions places and various meetings, and fast construction it can get up to use in the wild, the requirement of various users under the conditions of especially suitable field work, including various emergency commands, all kinds of outdoor activities, and the Portable flexible of the information-based demand fought of the military system under the conditions of field operation can wind touch-control electronic display screen.
Description
Technical field
The present invention relates to a kind of Portable flexible can wind touch-control electronic display screen.
Background technology
Existing touch-control electronic display screen can transmit, shows, carry much information, in order to it is more preferable, more fully show phase
Information is closed, under many circumstances, it is necessary to flexibly change the surface configuration of touch-control electronic display screen with into various surface composition formulas
The knockdown touch-control electronic display screen of touch-control electronic display screen or various folding faces, but because existing touch-control electronic display screen is
Rigid plane, it can not flexibly change the surface configuration of touch-control electronic display screen as needed with into the electricity of various surface composition formulas
The knockdown touch-control electronic display screen of sub- display screen or various folding faces.In addition, existing electronic display volume is larger, it is not easy to
Carry, carry, be mobile, and build process wastes time and energy, and causes it can not easily be applied to various interim exhibitions places
And in various meetings；Existing electronic display is also difficult in adapt to the requirement of various users under the conditions of field work, bag
Include the information-based demand fought of various emergency commands, all kinds of outdoor activities and military system under the conditions of field operation.
The content of the invention
It is an object of the invention to provide a kind of surface configuration that can flexibly change touch-control electronic display screen as needed
, thus can more preferably, more with into the knockdown touch-control electronic display screen of the electronic display of various surface composition formulas or various folding faces
Comprehensively show relevant information, and be easy to carry, carry, be mobile, can easily be applied to various interim exhibitions places with
And in various meetings, and fast construction can get up to use in the wild, it is especially suitable for the use of various users under the conditions of field work
It is required that the including information-based demand fought various emergency commands, all kinds of outdoor activities and military system under the conditions of field operation
Portable flexible can wind touch-control electronic display screen.
The Portable flexible of the present invention can wind touch-control electronic display screen, including using can wound flexible light transmissive material be made
Basic unit, basic unit is provided with imaging film, touch control film and touch control film control board, a side of basic unit and spool installation phase
Even, basic unit, imaging film and touch control film can be on spools.
The Portable flexible of the present invention can wind touch-control electronic display screen, wherein the basic unit sets along left and right vertical direction
Put, the spool is located at the top of basic unit, and the axis of spool is located at left and right directions, and bottom side and the lower frame of basic unit install phase
Even, the left end of spool and lower frame is provided with left support bar, and left support bar can be vertically by the left end branch of spool and lower frame
Support separates, and the right-hand member of spool and lower frame is provided with right support bar, and right support bar can be vertically by the right side of spool and lower frame
End support separates, and the touch control film control board is arranged on the bottom or top of basic unit.
The Portable flexible of the present invention can wind touch-control electronic display screen, include the box body of open top, the top of box body
End is provided with lid, and the lower frame is fixed on the bottom in box body, is wound with the spool of basic unit, imaging film and touch control film and can place
In box body.
The Portable flexible of the present invention can wind touch-control electronic display screen, wherein the axis of the spool and lower frame is distinguished
Positioned at left and right horizontal direction, the section of spool is circle, and the bottom of spool left end is vertically provided with left jack, left support bar
Top can be inserted into left jack, the bottom of left support bar is rotatably mounted around in left rotary shaft, and the axis of left rotary shaft is located at
Anterior-posterior horizontal direction, left rotary shaft are arranged on the left end in box body；
The bottom of the spool right-hand member is vertically provided with right jack, and the top of right support bar can be inserted into right jack
In, the bottom of right support bar is rotatably mounted around on right spindle, and the axis of right spindle is located at anterior-posterior horizontal direction, right spindle peace
Right-hand member in box body.
The present invention Portable flexible can wind touch-control electronic display screen, wherein in the box body front side wall the end of left and right two
Round rolling bracket frame is respectively equipped with, two ends for being wound with the spool of basic unit, imaging film and touch control film can be placed in corresponding circle in box body
On rolling bracket frame.
The Portable flexible of the present invention can wind touch-control electronic display screen, wherein the spool is quill shaft, spool uses
Timber or aluminium alloy or engineering plastics or lucite are made.
The Portable flexible of the present invention can wind touch-control electronic display screen, wherein being provided with vertically in the side wall of the spool
Slot, a side of basic unit are connected by slot with spool installation.
The Portable flexible of the present invention can wind touch-control electronic display screen, wherein the touch control film is nanometer touch film.
The Portable flexible of the present invention can wind touch-control electronic display screen, and the imaging film can use line holographic projections film generation
Replace.
The present invention Portable flexible can wind touch-control electronic display screen, due to it is used can wound flexible light transmissive material system
Into basic unit, basic unit is provided with imaging film, touch control film and touch control film control board, a side of basic unit and spool installation phase
Even, basic unit, imaging film and touch control film can be on spools.Therefore, Portable flexible of the invention can wind touch-control electronic and show
Display screen has and can flexibly change the surface configuration of touch-control electronic display screen as needed with into the electronics of various surface composition formulas
The knockdown touch-control electronic display screen of display screen or various folding faces, thus can more preferably, more fully show relevant information, and be easy to
Carry, carry, be mobile, can easily be applied in various interim exhibitions places and various meetings, and can extra income out of office
Speed is erected to use, and is especially suitable for the requirement of various users under the conditions of field work, including various emergency commands, all kinds of
Outdoor activities and military system are the demand that information-based under the conditions of field operation is fought the characteristics of.
The Portable flexible of the present invention can wind touch-control electronic display screen when in use, can be by the base on spool
Layer, imaging film and touch control film vertically deploy, and recycle left support bar vertically by spool and the left end of lower frame
Support separates, and vertically supports the right-hand member of spool and lower frame using right support bar and separates, you can uses the present invention's
Portable flexible can wind touch-control electronic display screen.Touch-control electricity can be wound when needing the Portable flexible for carrying, shifting the present invention
During sub- display screen, Portable flexible can be made to wind touch-control electronic and shown by basic unit, imaging film and touch control film on spool
The volume-diminished of screen, you can very easily shift, carry.
Touch-control electronic display screen can be wound to Portable flexible of the present invention below in conjunction with the accompanying drawings to be described further.
Brief description of the drawings
Fig. 1 is that Portable flexible of the present invention can wind the main view profile that touch-control electronic display screen is in deployed condition；
Fig. 2 is Fig. 1 side cutaway view；
Fig. 3 is that Portable flexible of the present invention can wind the main view profile that touch-control electronic display screen is in mounted box state；
Fig. 4 is Fig. 3 side cutaway view；
Fig. 5 is Fig. 3 rear pseudosection.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, Portable flexible of the invention can wind touch-control electronic display screen, bag
Include using can basic unit 1 made of wound flexible light transmissive material, basic unit 1 is provided with imaging film, touch control film and touch control film control circuit
Plate, a side of basic unit 1 are connected with the installation of spool 2, and basic unit 1, imaging film and touch control film can be on spools 2.
As a further improvement on the present invention, above-mentioned basic unit 1 is set along left and right vertical direction, and spool 2 is located at the top of basic unit 1
End, the axis of spool 2 be located at left and right directions, and the bottom side of basic unit 1 is installed with lower frame 3 to be connected, spool 2 and lower frame 3
Left end is provided with left support bar 4, and left support bar 4 vertically can separate the left end support of spool 2 and lower frame 3, the He of spool 2
The right-hand member of lower frame 3 is provided with right support bar 5, and right support bar 5 can be vertically by the support point of the right-hand member of spool 2 and lower frame 3
Open, touch control film control board is arranged on the bottom or top of basic unit 1.
The Portable flexible of the present invention can wind touch-control electronic display screen, include the box body 7 of open top, box body 7
Top is provided with lid 8, and lower frame 3 is fixed on the bottom in box body 7, and the spool 2 for being wound with basic unit 1, imaging film and touch control film can
It is placed in box body 7.
As a further improvement on the present invention, the axis of said reel 2 and lower frame 3 is located at left and right horizontal direction respectively,
The section of spool 2 is circle, and the bottom of the left end of spool 2 is vertically provided with left jack 9, and the top of left support bar 4 can insert
In left jack 9, the bottom of left support bar 4 is rotatably mounted around in left rotary shaft 10, and the axis of left rotary shaft 10 is located at front and rear water
The left end square being arranged on to, left rotary shaft 10 in box body 7；
The bottom of the right-hand member of spool 2 is vertically provided with right jack 11, and the top of right support bar 5 can be inserted into right jack 11
In, the bottom of right support bar 5 is rotatably mounted around on right spindle 12, and the axis of right spindle 12 is located at anterior-posterior horizontal direction, right
Rotating shaft 12 is arranged on the right-hand member in box body 7.
As a further improvement on the present invention, the end of left and right two of front side wall is respectively equipped with round rolling bracket frame 13 in above-mentioned box body 7,
Two ends for being wound with the spool 2 of basic unit 1, imaging film and touch control film can be placed in box body 7 on corresponding round rolling bracket frame 13.
As a further improvement on the present invention, said reel 2 is quill shaft, and spool 2 uses timber or aluminium alloy or engineering
Plastics or lucite are made.
As a further improvement on the present invention, slot, a side of basic unit 1 are provided with the side wall of said reel 2 vertically
While it is connected by slot with the installation of spool 2.
As a further improvement on the present invention, above-mentioned touch control film is nanometer touch film.
The Portable flexible of the present invention can wind touch-control electronic display screen, and the imaging film can use line holographic projections film generation
Replace.
The present invention Portable flexible can wind touch-control electronic display screen, due to it is used can wound flexible light transmissive material system
Into basic unit 1, basic unit 1 is provided with imaging film, touch control film and touch control film control board, and a side and the spool 2 of basic unit 1 are pacified
Pretend company, basic unit 1, imaging film and touch control film can be on spools 2.When in use, touch-control can flexibly be changed as needed
The surface configuration of electronic display is with into the electronic display of various surface composition formulas or the various knockdown touch-control electronics in folding face
Display screen is simultaneously positioned.Therefore, Portable flexible of the invention can wind touch-control electronic display screen have can as needed spirit
The surface configuration of change touch-control electronic display screen living is with into the electronic display of various surface composition formulas or the combination of various folding faces
The touch-control electronic display screen of formula, thus can more preferably, more fully show relevant information, and be easy to carry, carry, be mobile, can be square
Being applied in various interim exhibitions places and various meetings just, and fast construction can get up to use in the wild, especially
The requirement of various users under the conditions of suitable field work, including various emergency commands, all kinds of outdoor activities and system of army
Unite the demand that information-based under the conditions of field operation is fought the characteristics of.
It is a flexible display screen that can be wound that the Portable flexible of the present invention, which can wind touch-control electronic display screen, is made
Used time, also can be by vertically (or horizontal direction) expansion of basic unit 1, imaging film and the touch control film on spool 2, then profit
Vertically the left end support of spool 2 and lower frame 3 is separated with left support bar 4, using right support bar 5 vertically
The right-hand member of spool 2 and lower frame 3 is supported and separated by (or horizontal direction), you can be wound using the Portable flexible of the present invention tactile
Control electronic display., can be by basic unit when needing the Portable flexible for carrying, shifting the present invention to wind touch-control electronic display screen
1st, imaging film and touch control film make Portable flexible to wind the volume-diminished of touch-control electronic display screen on spool 2, you can
Very easily shift, carry.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the model of the present invention
Enclose and be defined, under the premise of design spirit of the present invention is not departed from, this area ordinary skill technical staff is to the technology of the present invention side
The various modifications and improvement that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (10)
1. Portable flexible can wind touch-control electronic display screen, it is characterised in that：Can wound flexible light transmissive material system including using
Into basic unit (1), basic unit (1) is provided with imaging film, touch control film and touch control film control board, a side of basic unit (1) with
Spool (2) installation is connected, and basic unit (1), imaging film and touch control film can be on spools (2).
2. Portable flexible according to claim 1 can wind touch-control electronic display screen, it is characterised in that：The basic unit
(1) being set along left and right vertical direction, the spool (2) is located at the top of basic unit (1), and the axis of spool (2) is located at left and right directions,
The bottom side of basic unit (1) is connected with lower frame (3) installation, and the left end of spool (2) and lower frame (3) is provided with left support bar (4),
Left support bar (4) vertically can separate the left end support of spool (2) and lower frame (3), spool (2) and lower frame (3)
Right-hand member be provided with right support bar (5), right support bar (5) can be vertically by the support point of the right-hand member of spool (2) and lower frame (3)
Open, the touch control film control board is arranged on the bottom or top of basic unit (1).
3. Portable flexible according to claim 2 can wind touch-control electronic display screen, it is characterised in that：Also include top
Open box body (7), the top of box body (7) are provided with lid (8), and the lower frame (3) is fixed on the bottom in box body (7), volume
The spool (2) for being wound with basic unit (1), imaging film and touch control film can be placed in box body (7).
4. Portable flexible according to claim 3 can wind touch-control electronic display screen, it is characterised in that：The spool
(2) and the axis of lower frame (3) is located at left and right horizontal direction respectively, and the section of spool (2) is circle, the bottom of spool (2) left end
Portion is vertically provided with left jack (9), and the top of left support bar (4) can be inserted into left jack (9), left support bar (4)
Bottom is rotatably mounted around in left rotary shaft (10), and the axis of left rotary shaft (10) is located at anterior-posterior horizontal direction, left rotary shaft (10) peace
Left end in box body (7)；
The bottom of spool (2) right-hand member is vertically provided with right jack (11), and the top of right support bar (5) can be inserted into the right side
In jack (11), the bottom of right support bar (5) is rotatably mounted around on right spindle (12), before the axis of right spindle (12) is located at
Horizontal direction afterwards, right spindle (12) are arranged on the right-hand member in box body (7).
5. Portable flexible according to claim 4 can wind touch-control electronic display screen, it is characterised in that：The box body
(7) end of left and right two of interior front side wall is respectively equipped with round rolling bracket frame (13), is wound with the spool of basic unit (1), imaging film and touch control film
(2) two ends can be placed in box body (7) on corresponding round rolling bracket frame (13).
6. Portable flexible according to claim 5 can wind touch-control electronic display screen, it is characterised in that：The spool
(2) it is quill shaft, spool (2) is made of timber or aluminium alloy or engineering plastics or lucite.
7. Portable flexible according to claim 6 can wind touch-control electronic display screen, it is characterised in that：The spool
(2) slot is provided with side wall vertically, a side of basic unit (1) is connected by slot with spool (2) installation.
8. the Portable flexible according to any one of claim 1 to 7 can wind touch-control electronic display screen, its feature exists
In：The touch control film is nanometer touch film.
9. Portable flexible according to claim 8 can wind touch-control electronic display screen, it is characterised in that：The imaging film
Line holographic projections film can be used to replace.
10. the Portable flexible according to any one of claim 1 to 7 can wind touch-control electronic display screen, its feature
It is：The imaging film can use line holographic projections film to replace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633438.7A CN107403589A (en) | 2017-07-29 | 2017-07-29 | Portable flexible can wind touch-control electronic display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633438.7A CN107403589A (en) | 2017-07-29 | 2017-07-29 | Portable flexible can wind touch-control electronic display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107403589A true CN107403589A (en) | 2017-11-28 |
Family
ID=60402679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710633438.7A Pending CN107403589A (en) | 2017-07-29 | 2017-07-29 | Portable flexible can wind touch-control electronic display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107403589A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254372A (en) * | 2018-10-30 | 2019-01-22 | 北京谛听文化传媒有限公司 | Holographic film device, holographic film support device and holographic film draw off gear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156583A (en) * | 2011-04-12 | 2011-08-17 | 苏州泛普纳米科技有限公司 | Portable imaging and touch all-in-one machine |
| CN103984441A (en) * | 2014-05-16 | 2014-08-13 | 京东方科技集团股份有限公司 | Mobile terminal and wearable equipment |
| US20140268532A1 (en) * | 2013-03-15 | 2014-09-18 | Bfam Corp. | Flexible electronic display and stand |
| CN106023813A (en) * | 2016-07-08 | 2016-10-12 | 广东欧珀移动通信有限公司 | Automatic winding component and flexible display device |
| CN207731567U (en) * | 2017-07-29 | 2018-08-14 | 曹一宁 | It is portable to wind touch-control electronic display screen |
-
2017
- 2017-07-29 CN CN201710633438.7A patent/CN107403589A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156583A (en) * | 2011-04-12 | 2011-08-17 | 苏州泛普纳米科技有限公司 | Portable imaging and touch all-in-one machine |
| US20140268532A1 (en) * | 2013-03-15 | 2014-09-18 | Bfam Corp. | Flexible electronic display and stand |
| CN103984441A (en) * | 2014-05-16 | 2014-08-13 | 京东方科技集团股份有限公司 | Mobile terminal and wearable equipment |
| CN106023813A (en) * | 2016-07-08 | 2016-10-12 | 广东欧珀移动通信有限公司 | Automatic winding component and flexible display device |
| CN207731567U (en) * | 2017-07-29 | 2018-08-14 | 曹一宁 | It is portable to wind touch-control electronic display screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254372A (en) * | 2018-10-30 | 2019-01-22 | 北京谛听文化传媒有限公司 | Holographic film device, holographic film support device and holographic film draw off gear |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105096743B (en) | Flexible display apparatus | |
| CN206590121U (en) | A kind of multi-functional unmanned plane with dispenser | |
| USD596195S1 (en) | Computer generated graphic icon for computer screen | |
| CN206532478U (en) | Accounting Course teaching aid | |
| CN107403589A (en) | Portable flexible can wind touch-control electronic display screen | |
| DE102015218161A1 (en) | Emergency sign light with electronic memory | |
| CN207731567U (en) | It is portable to wind touch-control electronic display screen | |
| CN101187203A (en) | Protection guard for impact absorption for use in post structure | |
| CN205557916U (en) | Can do wall body roll wall paper system that partition wall used after concatenation | |
| CN209676493U (en) | A kind of emergency command device based in Tourist Center | |
| JP2018047215A (en) | Dedication box for dedicating remains | |
| CN201796565U (en) | Front maintenance structure of LED display screen unit box body | |
| CH714983A2 (en) | Multimedia operating station for employees of automatic machines. | |
| CN205263715U (en) | Flexible screen notebook computer of axle book formula | |
| EP2600333B1 (en) | Construction site information device | |
| KR102147314B1 (en) | System for exhibition contents management | |
| CN110619829A (en) | Electronic display medium operation mechanism after power failure and application thereof | |
| CN106205228A (en) | Composite digital instructional device | |
| CN206370171U (en) | A kind of exhibiting device of student's Party building educational management | |
| CN103886427A (en) | Flattening conducting information system ring layer sealing control system and method | |
| CN202363069U (en) | Solar power supply based information box with positioning function capable of preventing getting lost | |
| CN207127613U (en) | A kind of Novel electric drill | |
| CN208298416U (en) | A kind of Multifunctional piano plays teaching auxiliary device | |
| CN207370357U (en) | A kind of business administration file cabinet | |
| CN220898373U (en) | Portable minor protection law propaganda device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |