CN220602125U - Drying equipment is used in production of oral mucosa ulcer dressing - Google Patents
Drying equipment is used in production of oral mucosa ulcer dressing Download PDFInfo
- Publication number
- CN220602125U CN220602125U CN202321827404.9U CN202321827404U CN220602125U CN 220602125 U CN220602125 U CN 220602125U CN 202321827404 U CN202321827404 U CN 202321827404U CN 220602125 U CN220602125 U CN 220602125U
- Authority
- CN
- China
- Prior art keywords
- drying
- frame
- oral mucosa
- unit
- mucosa ulcer
- 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.)
- Active
Links
- 238000001035 drying Methods 0.000 title claims abstract description 152
- 208000025865 Ulcer Diseases 0.000 title claims abstract description 64
- 210000002200 mouth mucosa Anatomy 0.000 title claims abstract description 64
- 231100000397 ulcer Toxicity 0.000 title claims abstract description 64
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 50
- 238000000034 method Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 abstract description 2
- 208000020670 canker sore Diseases 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000006694 eating habits Nutrition 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000004379 membrane Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses drying equipment for producing oral mucosa ulcer dressing, which belongs to the technical field of drying equipment and has the technical key points that: comprises a drying unit which is arranged in a drying box; the reciprocating unit is connected in the drying box in a sliding manner and is connected with the drying frame; and the overturning unit is arranged on the drying box and connected with the reciprocating unit. When drying the oral mucosa ulcer dressing raw material, through adding oral mucosa ulcer dressing raw material to the stoving frame in, open the stoving unit, the stoving unit can carry out the stoving to the oral mucosa ulcer dressing raw material in the stoving frame. Opening the reciprocating unit, reciprocating unit can drive the stoving frame and carry out reciprocating sliding, reciprocating unit can drive the stoving frame and carry out reciprocating upset under the effect of upset unit when reciprocating sliding for the oral mucosa ulcer dressing raw materials in the stoving frame can obtain abundant stirring, the effectual homogeneity that improves oral mucosa ulcer dressing raw materials in the stoving in-process.
Description
Technical Field
The utility model relates to the technical field of drying equipment, in particular to drying equipment for producing an oral mucosa ulcer dressing.
Background
The specific etiology of the induction of dental ulcers is not clear and may be related to poor eating habits, prolonged mental stress, lack of vitamins in the body, and the like. Through spraying or wet dressing the liquid wound dressing for the canker sore at the canker sore, a layer of ionic membrane can be formed at the canker sore, so that the canker sore breakage and the oral environment are isolated, bacteria in the oral cavity are prevented from infecting the canker sore again, and the canker sore is beneficial to healing. In addition, the liquid wound dressing for canker sore has the effects of resisting inflammation and sterilizing, and can kill or inhibit pathogens at the canker sore, thereby promoting the repair of oral mucosa tissues.
The raw materials of the oral mucosa ulcer dressing comprise substances such as minerals, and the raw materials of the oral mucosa ulcer dressing need to be dried in the process of producing the oral mucosa ulcer dressing.
The existing drying equipment for producing the oral mucosa ulcer dressing generally comprises a drying box, a drying frame is arranged in the drying box, a heater is arranged at the bottom of the drying box, and oral mucosa ulcer dressing raw materials in the drying frame can be dried through the heater.
However, when the existing drying equipment for producing the oral mucosa ulcer dressing is used, in order to improve the uniformity of drying raw materials in a drying frame, the raw materials in the drying frame are required to be turned up and down manually at regular intervals, so that the defect of relatively complicated operation exists, the popularization and the application are difficult, and therefore, the drying equipment for producing the oral mucosa ulcer dressing is required to be provided, and the aim is to solve the problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the embodiment of the utility model aims to provide drying equipment for producing the oral mucosa ulcer dressing so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
drying equipment is used in production of oral mucosa ulcer dressing, includes:
the drying box is internally provided with a drying frame;
the drying unit is arranged in the drying box and is used for drying the materials on the drying frame;
the reciprocating unit is connected in the drying box in a sliding way and connected with the drying frame and is used for driving the drying frame to slide in the drying box in a reciprocating way;
and the overturning unit is arranged on the drying box and connected with the reciprocating unit and used for overturning the reciprocating unit, so that the reciprocating unit drives the drying frame to overturn.
Compared with the prior art, the embodiment of the utility model has the following beneficial effects:
the utility model is provided with the drying unit, is arranged in the drying box and is used for drying the materials on the drying frame; the reciprocating unit is connected in the drying box in a sliding way and connected with the drying frame and is used for driving the drying frame to slide in the drying box in a reciprocating way; and the overturning unit is arranged on the drying box and connected with the reciprocating unit and used for overturning the reciprocating unit, so that the reciprocating unit drives the drying frame to overturn.
When drying oral mucosa ulcer dressing raw materials, through adding oral mucosa ulcer dressing raw materials to the stoving frame in, open the stoving unit, the stoving unit can carry out the stoving to the oral mucosa ulcer dressing raw materials in the stoving frame. The reciprocating unit is opened, the reciprocating unit can drive the drying frame to slide reciprocally, and the drying frame can drive the oral mucosa ulcer dressing raw material in the drying frame to slide reciprocally synchronously when sliding reciprocally, so that the uniformity of drying the raw material in the drying frame by the drying unit is improved. The reciprocating unit can drive the stoving frame and carry out reciprocal upset under the effect of upset unit when reciprocating sliding to the stoving frame can drive its inside oral mucosa ulcer dressing raw materials and carry out reciprocal slope upset, makes the oral mucosa ulcer dressing raw materials in the stoving frame can be in the reciprocal gliding in-process of horizontal direction, also can overturn from top to bottom, makes the oral mucosa ulcer dressing raw materials in the stoving frame can obtain abundant stirring, the effectual homogeneity that has improved oral mucosa ulcer dressing raw materials in the stoving in-process.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a drying apparatus for producing an oral mucosa ulcer dressing according to an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a reciprocating unit provided in an embodiment of the present utility model.
Fig. 3 is a schematic structural view of an arc-shaped groove according to an embodiment of the present utility model.
Reference numerals: 1-drying box, 11-drying frame, 111-feed inlet, 112-discharge valve, 12-support frame, 2-drying unit, 21-fan, 22-heating element, 3-reciprocating unit, 31-driving element, 32-rotating shaft, 33-rotating disk, 34-connecting frame, 35-chute, 36-sliding element, 37-connecting rod, 38-rotating column, 4-turnover unit, 41-arc groove, 42-sliding column and 43-rotating frame.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 3, a drying apparatus for producing an oral mucosa ulcer dressing, comprising:
a drying box 1, wherein a drying frame 11 is arranged in the drying box 1;
a drying unit 2, which is installed in the drying box 1 and is used for drying the materials on the drying frame 11;
the reciprocating unit 3 is connected in the drying box 1 in a sliding way and connected with the drying frame 11 and is used for driving the drying frame 11 to slide in the drying box 1 in a reciprocating way;
and the overturning unit 4 is arranged on the drying box 1 and connected with the reciprocating unit 3 and is used for overturning the reciprocating unit 3, so that the reciprocating unit 3 drives the drying frame 11 to overturn.
In the embodiment of the utility model, when the raw material of the oral mucosa ulcer dressing is dried, the drying unit 2 is started by adding the raw material of the oral mucosa ulcer dressing into the drying frame 11, and the drying unit 2 can perform drying treatment on the raw material of the oral mucosa ulcer dressing in the drying frame 11. The reciprocating unit 3 is opened, the reciprocating unit 3 can drive the drying frame 11 to slide reciprocally, and the drying frame 11 can drive the oral mucosa ulcer dressing raw material in the drying frame 11 to slide reciprocally synchronously when sliding reciprocally, so that the uniformity of drying the raw material in the drying frame 11 by the drying unit 2 is improved. The reciprocating unit 3 can drive the drying frame 11 to carry out reciprocal upset under the effect of the upset unit 4 when reciprocating sliding to the drying frame 11 can drive its inside oral mucosa ulcer dressing raw materials and carry out reciprocal slope upset, makes the oral mucosa ulcer dressing raw materials in the drying frame 11 can be in the reciprocal gliding in-process of horizontal direction, also can carry out the flip from top to bottom, makes the oral mucosa ulcer dressing raw materials in the drying frame 11 can obtain abundant flip, the effectual homogeneity that has improved oral mucosa ulcer dressing raw materials in the stoving in-process.
In one embodiment of the present utility model, as shown in fig. 1, the drying unit 2 includes:
a fan 21 installed in the drying box 1;
the heating element 22 is installed in the drying box 1 and is positioned at the side surface of the fan 21.
In the present embodiment, the blower 21 is installed in the drying box 1; the heating member 22 is installed in the drying box 1 at a side of the blower fan 21. The side surfaces of the drying frame 11 are respectively provided with a feed inlet 111 and a discharge 112.
When drying oral mucosa ulcer dressing raw materials, can add oral mucosa ulcer dressing raw materials in to stoving frame 11 through feed inlet 111, start fan 21 and heating piece 22, fan 21 can be with the heat introduction that heating piece 22 heating produced to stoving frame 11 in to can carry out the stoving to the oral mucosa ulcer dressing raw materials in the stoving frame 11.
The fans 21 in the drying unit 2 may be installed in plural groups, which is not limited only herein.
In one embodiment of the present utility model, as shown in fig. 1 and 2, the reciprocation unit 3 includes:
a driving part 31 installed on the drying box 1;
a rotation shaft 32 connected to an output end of the driving member 31, and a rotation disk 33 mounted at an end thereof;
a chute 35 which is arranged on the drying box 1 and is internally connected with a sliding piece 36 in a sliding way;
a link 37 having one end hinged to the slider 36 and the other end rotatably connected to the side of the rotating disk 33;
the rotary column 38 is mounted on the sliding member 36, the surface mounting is provided with a connecting frame 34, and the lower end of the connecting frame 34 is provided with a drying frame 11.
In the present embodiment, the driving member 31 is installed on the drying box 1; the rotating shaft 32 is connected to the output end of the driving piece 31, and a rotating disc 33 is arranged at the end part; the chute 35 is arranged on the drying box 1, and a sliding piece 36 is connected inside the chute in a sliding way; one end of the connecting rod 37 is hinged on the sliding piece 36, and the other end is rotatably connected to the side surface of the rotating disc 33; the rotary column 38 is mounted on the sliding member 36, the surface is provided with a connecting frame 34, and the lower end of the connecting frame 34 is provided with a drying frame 11.
The driving piece 31 is started, the output end of the driving piece 31 can drive the rotating disc 33 to rotate through the rotating shaft 32, and the rotating disc 33 can slide back and forth in the sliding groove 35 through the sliding piece 36 driven by the connecting rod 37 in the rotating process.
The sliding piece 36 can enable the connecting frame 34 to drive the drying frame 11 to synchronously and horizontally slide in a reciprocating manner through the rotating column 38 when sliding, so that the drying frame 11 can drive the oral mucosa ulcer dressing raw material in the drying frame 11 to synchronously slide, and then the oral mucosa ulcer dressing raw material in the drying frame 11 can be uniformly dried.
The driving member 31 may be a motor or an air motor, so as to drive the rotation shaft 32 to perform stable rotation.
In one embodiment of the present utility model, as shown in fig. 2 and 3, the flipping unit 4 includes:
an arc-shaped groove 41 which is arranged on the drying box 1 and is internally connected with a sliding column 42 in a sliding way;
a turret 43 having one end mounted to the sliding column 42 and the other end mounted to the rotating column 38.
In this embodiment, the arc-shaped slot 41 is formed on the drying box 1, and the interior of the arc-shaped slot is slidably connected with a sliding column 42; the turret 43 is mounted at one end to the sliding column 42 and at the other end to the rotating column 38.
When the sliding piece 36 slides reciprocally in the sliding groove 35, the rotating frame 43 can drive the sliding column 42 to slide synchronously in the arc-shaped groove 41 through the rotating column 38.
Because the arc-shaped groove 41 is arc-shaped, so the sliding column 42 slides to the in-process of tip at the center of arc-shaped groove 41, the sliding column 42 can make link 34 drive the rotating column 38 and rotate on slider 36 under the effect of arc-shaped groove 41, the rotating column 38 can make link 34 drive the stoving frame 11 of its tip to overturn in the in-process of rotating to stoving frame 11 can drive its inside oral mucosa ulcer dressing raw materials to overturn.
Similarly, when the sliding column 42 slides to the center at the end of the arc slot 41, the sliding column 42 can make the connecting frame 34 drive the rotating column 38 to rotate reversely on the sliding member 36 under the action of the arc slot 41, and the rotating column 38 can make the connecting frame 34 drive the drying frame 11 at the end of the rotating column to turn reversely during the reverse rotation.
The above working processes are repeated in sequence, so that the drying frame 11 can drive the oral mucosa ulcer dressing raw material in the drying frame 11 to perform reciprocating inclined overturning, the oral mucosa ulcer dressing raw material in the drying frame 11 can be turned up and down, the oral mucosa ulcer dressing raw material in the drying frame 11 can also be turned up and down in the process of reciprocating sliding in the horizontal direction, the oral mucosa ulcer dressing raw material in the drying frame 11 can be fully turned, and the uniformity of the oral mucosa ulcer dressing raw material in the drying process is effectively improved.
The surface of the sliding column 42 in the turnover unit 4 can be provided with a guide wheel, the guide wheel is in rolling connection with the arc-shaped groove 41, and the smoothness of sliding of the sliding column 42 in the arc-shaped groove 41 can be improved through the guide wheel.
In one embodiment of the present utility model, as shown in fig. 1, a supporting frame 12 is installed at the bottom of the drying box 1. In this embodiment, support frame 12 is installed to the bottom of stoving case 1, can support stoving case 1 through support frame 12, has improved the stability of stoving case 1.
The working principle of the utility model is as follows: when drying oral mucosa ulcer dressing raw materials, can add oral mucosa ulcer dressing raw materials in to stoving frame 11 through feed inlet 111, start fan 21 and heating piece 22, fan 21 can be with the heat introduction that heating piece 22 heating produced to stoving frame 11 in to can carry out the stoving to the oral mucosa ulcer dressing raw materials in the stoving frame 11.
The driving piece 31 is started, the output end of the driving piece 31 can drive the rotating disc 33 to rotate through the rotating shaft 32, and the rotating disc 33 can slide back and forth in the sliding groove 35 through the sliding piece 36 driven by the connecting rod 37 in the rotating process. The sliding piece 36 can enable the connecting frame 34 to drive the drying frame 11 to synchronously and horizontally slide in a reciprocating manner through the rotating column 38 when sliding, so that the drying frame 11 can drive the oral mucosa ulcer dressing raw material in the drying frame 11 to synchronously slide, and then the oral mucosa ulcer dressing raw material in the drying frame 11 can be uniformly dried.
Because the arc-shaped groove 41 is arc-shaped, so the sliding column 42 slides to the in-process of tip at the center of arc-shaped groove 41, the sliding column 42 can make link 34 drive the rotating column 38 and rotate on slider 36 under the effect of arc-shaped groove 41, the rotating column 38 can make link 34 drive the stoving frame 11 of its tip to overturn in the in-process of rotating to stoving frame 11 can drive its inside oral mucosa ulcer dressing raw materials to overturn. Similarly, when the sliding column 42 slides to the center at the end of the arc slot 41, the sliding column 42 can make the connecting frame 34 drive the rotating column 38 to rotate reversely on the sliding member 36 under the action of the arc slot 41, and the rotating column 38 can make the connecting frame 34 drive the drying frame 11 at the end of the rotating column to turn reversely during the reverse rotation.
The above working processes are repeated in sequence, so that the drying frame 11 can drive the oral mucosa ulcer dressing raw material in the drying frame 11 to perform reciprocating inclined overturning, the oral mucosa ulcer dressing raw material in the drying frame 11 can be turned up and down, the oral mucosa ulcer dressing raw material in the drying frame 11 can also be turned up and down in the process of reciprocating sliding in the horizontal direction, the oral mucosa ulcer dressing raw material in the drying frame 11 can be fully turned, and the uniformity of the oral mucosa ulcer dressing raw material in the drying process is effectively improved.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. Drying equipment is used in production of oral mucosa ulcer dressing, its characterized in that includes:
the drying box is internally provided with a drying frame;
the drying unit is arranged in the drying box and is used for drying the materials on the drying frame;
the reciprocating unit is connected in the drying box in a sliding way and connected with the drying frame and is used for driving the drying frame to slide in the drying box in a reciprocating way;
and the overturning unit is arranged on the drying box and connected with the reciprocating unit and used for overturning the reciprocating unit, so that the reciprocating unit drives the drying frame to overturn.
2. The drying apparatus for producing an oral mucosa ulcer dressing as recited in claim 1, wherein the drying unit comprises:
the fan is arranged in the drying box;
and the heating part is arranged in the drying box and is positioned on the side surface of the fan.
3. The drying apparatus for producing an oral mucosa ulcer dressing as recited in claim 2, wherein the reciprocation unit comprises:
the driving piece is arranged on the drying box;
the rotating shaft is connected to the output end of the driving piece, and the end part of the rotating shaft is provided with a rotating disc;
the chute is arranged on the drying box and is internally connected with a sliding piece in a sliding way;
one end of the connecting rod is hinged on the sliding piece, and the other end of the connecting rod is rotationally connected to the side face of the rotating disc;
the rotating column is arranged on the sliding piece, the surface of the rotating column is provided with a connecting frame, and the lower end of the connecting frame is provided with a drying frame.
4. A drying apparatus for producing an oral mucosa ulcer dressing as recited in claim 3, wherein the flipping unit comprises:
the arc-shaped groove is formed in the drying box, and a sliding column is connected inside the arc-shaped groove in a sliding manner;
and one end of the rotating frame is arranged on the sliding column, and the other end of the rotating frame is arranged on the rotating column.
5. The drying apparatus for producing an oral mucosa ulcer dressing as recited in claim 1, wherein a supporting frame is installed at a bottom of the drying box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321827404.9U CN220602125U (en) | 2023-07-12 | 2023-07-12 | Drying equipment is used in production of oral mucosa ulcer dressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321827404.9U CN220602125U (en) | 2023-07-12 | 2023-07-12 | Drying equipment is used in production of oral mucosa ulcer dressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220602125U true CN220602125U (en) | 2024-03-15 |
Family
ID=90165251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321827404.9U Active CN220602125U (en) | 2023-07-12 | 2023-07-12 | Drying equipment is used in production of oral mucosa ulcer dressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220602125U (en) |
-
2023
- 2023-07-12 CN CN202321827404.9U patent/CN220602125U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210145909U (en) | Novel efficient production animal medicine mixes machine | |
| CN220602125U (en) | Drying equipment is used in production of oral mucosa ulcer dressing | |
| CN214439024U (en) | Calcium oxide powder surface modification processing system | |
| CN206308365U (en) | A kind of microbial cultivation device | |
| CN108955205A (en) | It is a kind of for cleaning and drying the device of workpiece | |
| CN214371398U (en) | Medicinal material drying device for Chinese pharmacology major | |
| CN215142445U (en) | Cleaning device is used in air conditioner shell production | |
| CN212870561U (en) | High-efficient drying device is used in pumpkin seed processing | |
| CN213238228U (en) | A high temperature drying-machine for preparation of cow hide fibre stick | |
| CN211346067U (en) | Rosemary vacuum drying device | |
| CN209484959U (en) | A kind of Chinese medicine drying device | |
| CN210614242U (en) | Baking room for automobile | |
| CN220187229U (en) | Drying device is used in wheat green powder processing | |
| CN219433731U (en) | Swing type blow-drying device | |
| CN219187592U (en) | Auxiliary drying device for electrostatic spraying | |
| CN214792317U (en) | Lotus seed dehydration drying device | |
| CN219743358U (en) | Preparation setting device of traditional chinese medicine soft capsule | |
| CN212123671U (en) | Blank drying device for ceramic product production | |
| CN219223122U (en) | Drying device for silica gel production | |
| CN219572525U (en) | Intelligent drying device of graphite alkene powder | |
| CN218921468U (en) | Drying device for production of carrots Ding Caibao | |
| CN219913766U (en) | Even preparation drying equipment dries | |
| CN221099250U (en) | Drying device for rice finish machining | |
| CN216048888U (en) | Be arranged in even drying device of living fungus production of benefit | |
| CN219656503U (en) | Raw material drying device for chitosan processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |