CN211949354U - Modular mounting system for aluminum-plastic decorative plate - Google Patents
Modular mounting system for aluminum-plastic decorative plate Download PDFInfo
- Publication number
- CN211949354U CN211949354U CN202020068149.4U CN202020068149U CN211949354U CN 211949354 U CN211949354 U CN 211949354U CN 202020068149 U CN202020068149 U CN 202020068149U CN 211949354 U CN211949354 U CN 211949354U
- Authority
- CN
- China
- Prior art keywords
- groove
- aluminum
- keel
- plastic
- plate
- 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
Images
Landscapes
- Finishing Walls (AREA)
Abstract
The utility model relates to an aluminum-plastic decorative board modularization installing the system, including the wall body, be fixed with the wall body connecting piece on the wall body, be fixed with the leveling fossil fragments on the wall body connecting piece, characterized in that be fixed with middle fossil fragments, limit fossil fragments, external corner fossil fragments or reentrant corner fossil fragments according to the difference of position on the leveling fossil fragments, the joint has the aluminum-plastic decorative board on the middle fossil fragments; middle fossil fragments have the lower flange board, the plastic-aluminum decorative board includes transverse arrangement's plastic-aluminum decorative board main part, the draw-in groove has been seted up to the tip about the plastic-aluminum decorative board main part, and the both ends joint of lower flange board forms closely when contacting each other between two adjacent plastic-aluminum decorative board outside ends and splices the structure in the draw-in groove, forms the separation joint structure when leaving the clearance between two adjacent plastic-aluminum decorative board outside ends. The utility model has the advantages of can satisfy simultaneously and guarantee the effect of close piece together or the separation joint is decorated, can realize the effect of quick on-the-spot installation again.
Description
Technical Field
The utility model relates to an aluminum-plastic decorative board modularization mounting system.
Background
Aluminum-plastic decorative sheets are widely used as one of decorative materials. When the traditional aluminum-plastic decorative plate is installed, firstly, a keel is installed on the wall surface, then, a section bar is installed on the keel, and finally, the aluminum-plastic decorative plate is buckled on the section bar.
Traditional aluminum-plastic decorative panels are equipped with several forms:
1. the chinese patent No. 2011205318366 discloses an exposed frame mounting structure of an aluminum-plastic panel, wherein after the aluminum-plastic panel is mounted on the same plane, a middle section bar is exposed, and the appearance effects of close splicing and gap separation cannot be realized; the decorative effect is poor.
2. Chinese patent No. 201510268567 discloses a close-fitting installation system of aluminum-plastic panels, wherein two adjacent aluminum-plastic panels on the same plane are installed and connected by a middle locking assembly, and although a close-fitting structure is realized, the aluminum-plastic panels can be clamped into the middle locking assembly only by performing edge folding operation; the flanging operation increases the workload of field installation.
3. Chinese patent No. 201620771131 discloses a flat splicing structure of a decorative plate seam-separating system, wherein two adjacent decorative plates on the same plane are mounted and connected by a connecting section bar, and although the seam-separating structure is realized, the decorative plates can be clamped into the connecting section bar only by performing edge folding operation; the flanging operation increases the workload of field installation.
Therefore, the installation of close splicing or gap can not be realized by the modes, and the purpose that the aluminum-plastic decorative plate can be installed without edge folding operation can be realized, so that the effect of ensuring close splicing or gap decoration can not be met, and the effect of quick field installation can also be realized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the aforesaid not enough, provide and to satisfy simultaneously and guarantee the effect of close piece together or the separation joint is decorated, can realize an aluminum-plastic decorative board modularization mounting system of the effect of quick on-the-spot installation again.
The purpose of the utility model is realized like this:
a modularized installation system of an aluminum-plastic decorative plate comprises a wall body, wherein a wall body connecting piece is fixed on the wall body, and a leveling keel is fixed on the wall body connecting piece;
middle fossil fragments have the lower flange board, the plastic-aluminum decorative board includes transverse arrangement's plastic-aluminum decorative board main part, the draw-in groove has been seted up to the tip about the plastic-aluminum decorative board main part, and the both ends joint of lower flange board forms closely when contacting each other between two adjacent plastic-aluminum decorative board outside ends and splices the structure in the draw-in groove, forms the separation joint structure when leaving the clearance between two adjacent plastic-aluminum decorative board outside ends.
As a preferred, the intermediate keel has a form for close piece together the intermediate keel, close piece together the cross-section of intermediate keel is the I-shaped, and it includes top flange board, web and bottom flange board, the top flange board comprises first recess and second recess, arrange side by side about first recess and the second recess, wherein the notch of first recess makes progress, and first recess is connected with the web, and the notch of second recess is downward, the groove depth of first recess and second recess is the same, close piece together the intermediate keel through set up the screw in the second recess fixed with leveling keel, the left and right sides of web forms the keel groove.
As a preferred, the intermediate keel has a form for off-seam intermediate keel, the cross-section of off-seam intermediate keel is the native font of invering, and it includes top flange board, web, bottom flange board and off-seam partition flange board, and off-seam partition flange board is from bottom flange board middle part downwardly extending protrusion, and web and off-seam partition flange plate thickness are unanimous, top flange board comprises first recess and second recess, arrange side by side about first recess and the second recess, wherein the notch of first recess upwards, and first recess is connected with the web, and the notch of second recess is downward, the groove depth of first recess and second recess is the same, off-seam intermediate keel is fixed with the leveling keel through set up the screw in the second recess, and the left and right sides of web forms the keel groove.
Preferably, the depth of the clamping groove is matched with the length of the lower flange plate extending out of the left side and the right side of the web plate, the upper portion of the clamping groove forms an embedding section, the lower portion of the clamping groove forms a decoration section, the end portion of the embedding section is in a retracting distance relative to the end portion of the decoration section, the retracting distance is at least larger than half of the thickness of the web plate, and when the clamping groove is used, the clamping groove is matched with the lower flange plate, and the embedding strip is matched with the keel groove on one side of the web plate.
Preferably, when the close-spliced middle keel is adopted to connect the adjacent aluminum-plastic decorative plates, the embedding sections of the aluminum-plastic decorative plates are embedded in the keel grooves of the close-spliced middle keel, and the end parts of the decoration sections of the two adjacent aluminum-plastic decorative plates are tightly attached to form a close-spliced structure.
Preferably, when the gap middle keel is adopted to connect the adjacent aluminum-plastic decorative plates, the embedding sections of the aluminum-plastic decorative plates are embedded in keel grooves of the gap middle keel, the end parts of the decorative sections of the two adjacent aluminum-plastic decorative plates are respectively arranged at the left side and the right side of the gap separation convex plate between the two decorative sections to form a gap structure, and the size of the extending web plate of the gap separation convex plate is smaller than the thickness of the decorative section.
Preferably, the thickness of the decorative section accounts for half of the total thickness of the aluminum-plastic decorative plate, and the thickness of the embedding section accounts for one fourth of the total thickness of the aluminum-plastic decorative plate.
Preferably, the production process of the aluminum-plastic decorative plate comprises the following steps:
step one, coating a film on the surface
Firstly, coating a film on the surface of an aluminum plate, wherein the film coating surface is the lower surface seen from the figure, namely the surface of the decorative section, and the semi-finished product after film coating has a decorative surface;
step two, groove milling
Milling grooves on the left side and the right side of the semi-finished product formed in the step one, wherein a layer of aluminum skin is left on one side of the decorative surface during groove milling;
step three, flanging
Flanging the aluminum skins at the left and right ends of the semi-finished product formed in the step two upwards, wherein the flanging of the aluminum skins is upwards vertical, and the upper ends of the flanging are flush with the upper surface of the semi-finished product;
step four, side grooving
And C, grooving the left side and the right side of the semi-finished product formed in the step three to form clamping grooves.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a slotted design on the plastic-aluminum decorative board, the lower flange plate on the fossil fragments in the middle of the cooperation can realize the concatenation of plastic-aluminum decorative board, consequently the utility model has the advantages of can satisfy simultaneously and guarantee closely to piece together or the effect that the off-line was decorated, can realize the effect of quick on-the-spot installation again.
Drawings
Fig. 1 is a partial schematic view of a left closure in embodiment 1.
FIG. 2 is a partial schematic view of the transverse connection of example 1.
Fig. 3 is a partial schematic view of the male corner joint of example 1.
FIG. 4 is a partial schematic view of the reentrant connection of example 1.
Fig. 5 is a partial schematic view of the left closure of embodiment 2.
FIG. 6 is a partial schematic view of the cross-linking in example 2.
Fig. 7 is a partial schematic view of the male corner joint of example 2.
FIG. 8 is a partial schematic view of the reentrant corner junction of example 2.
Figure 9 is a schematic view of a close-fitting intermediate keel.
Figure 10 is a schematic view of a rip-stop medial keel.
Fig. 11 is a schematic view of an aluminum-plastic decorative plate.
Fig. 12 is a schematic diagram after groove milling in the production process of the aluminum-plastic decorative plate.
Fig. 13 is a partially enlarged view of fig. 12 at a.
FIG. 14 is a schematic view of the production process of the aluminum-plastic decorative plate after flanging.
Fig. 15 is a partially enlarged view of fig. 14 at B.
Fig. 16 is a schematic diagram of the side edge grooving process of the aluminum-plastic decorative plate.
Fig. 17 is a partially enlarged view of fig. 16 at C.
Wherein:
Side keel 5
External corner keel 6
Internal corner keel 7
The aluminum-plastic decorative plate 8, aluminum-plastic decorative plate main part 8.1, draw-in groove 8.2, embedding section 8.3, decoration section 8.4.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-17, the utility model relates to an aluminum-plastic decorative panel modularization mounting system, including wall body 1, be fixed with wall body connecting piece 2 on wall body 1, wall body connecting piece is preferably the wooden wedge, be fixed with leveling fossil fragments 3 through first screw on wall body connecting piece 2, be fixed with middle fossil fragments 4, limit fossil fragments 5, external corner fossil fragments 6 or internal corner fossil fragments 7 according to different positions through the second screw on leveling fossil fragments 3, the joint has aluminum-plastic decorative panel 8 on middle fossil fragments 4, middle fossil fragments 4 have two kinds of forms, the first form is close-packed middle fossil fragments 401, the second form is gap middle fossil fragments 402; the side keels 5, the external corner keels 6 or the internal corner keels 7 are all made of traditional keels.
The cross-section of close amalgamation intermediate joist 401 is the I-shaped, and it includes upper flange board 4.1, web 4.2 and lower flange board 4.3, upper flange board 4.1 comprises first recess 4.11 and second recess 4.12, arrange side by side about first recess 4.11 and the second recess 4.12, wherein first recess 4.11's notch upwards, and first recess 4.11 is connected with web 4.2, and the notch of second recess 4.12 is downward, first recess 4.11 is the same with the groove depth of second recess 4.12, close amalgamation intermediate joist 401 is fixed with leveling fossil fragments 3 through setting up the screw in second recess 4.12. Keel grooves are formed on the left and right sides of the web 4.2.
The cross-section of off-slit middle keel 402 is the soil font of inversion, and it includes that top flange board 4.1, web 4.2, lower flange board 4.3 and off-slit separate flange 4.4, and off-slit separate flange board 4.4 is from lower flange board 4.3 middle part downwardly extending protrusion, and web 4.2 is unanimous with off-slit separate flange board 4.4's thickness, top flange board 4.1 comprises first recess 4.11 and second recess 4.12, arrange side by side about first recess 4.11 and the second recess 4.12, and wherein the notch of first recess 4.11 makes progress the leveling, and first recess 4.11 is connected with web 4.2, and the notch of second recess 4.12 is down, the groove depth of first recess 4.11 and second recess 4.12 is the same, off-slit middle keel 402 is fixed with keel 3 through setting up the screw in second recess 4.12. Keel grooves are formed on the left and right sides of the web 4.2.
The plastic-aluminum decorative board 8 includes transverse arrangement's plastic-aluminum decorative board main part 8.1, draw-in groove 8.2 has been seted up to the tip about plastic-aluminum decorative board main part 8.1, the degree of depth and the length that bottom flange board 4.3 stretched out the web 4.2 left and right sides match each other, draw-in groove 8.2's upper portion forms embedded section 8.3, draw-in groove 8.2's lower part forms decoration section 8.4, decoration section 8.4's thickness accounts for about half of plastic-aluminum decorative board 8 gross thickness, embedded section 8.3's thickness accounts for about the quarter of plastic-aluminum decorative board 8 gross thickness, embedded section 8.3's tip transverse position is for decoration section 8.4's tip transverse position indentation one end distance, this indented distance is greater than at least half of web 4.2 thickness. When the keel connecting piece is used, the clamping groove 8.2 is matched with the lower flange plate 4.3, and the embedded strip 8.3 is matched with the keel groove on one side of the web plate 4.2.
The production process of the aluminum-plastic decorative plate 8 comprises the following steps:
step one, coating a film on the surface
Firstly, coating a film on the surface of an aluminum plate, wherein the film coated surface is the lower surface seen from the figure, namely the surface of the decorative section 8.4, and the semi-finished product after coating has a decorative surface;
step two, groove milling
Milling grooves on the left side and the right side of the semi-finished product formed in the step one, wherein a layer of aluminum skin is left on one side of the decorative surface during groove milling;
step three, flanging
Flanging the aluminum skins at the left and right ends of the semi-finished product formed in the step two upwards, wherein the flanging of the aluminum skins is upwards vertical, and the upper ends of the flanging are flush with the upper surface of the semi-finished product;
step four, side grooving
And (4) grooving the left side and the right side of the semi-finished product formed in the step three to form clamping grooves 8.2.
Therefore, an aluminum-plastic decorative plate modular mounting system has two forms:
examples 1,
The first one is that the closely-spliced modular installation system of aluminum-plastic decorative boards adopts closely-spliced middle keel 401 to connect adjacent aluminum-plastic decorative boards 8, and the embedded section 8.3 of aluminum-plastic decorative board 8 is embedded in the keel groove of closely-spliced middle keel 401, and the end of the decorative section 8.4 of two adjacent aluminum-plastic decorative boards 8 is hugged closely to form a closely-spliced structure.
Examples 2,
The second is that aluminium-plastic decorative board separation joint modularization installing the system adopts separation joint middle keel 402 to connect adjacent aluminium-plastic decorative board 8, and the section of putting 8.3 of aluminium-plastic decorative board 8 inlays in the keel groove of separation joint middle keel 402, and the left and right sides of boss 4.4 is separated in the separation joint between the two respectively to the tip of the decorative section 8.4 of two adjacent aluminium-plastic decorative boards 8, forms the separation joint structure. The protruding dimension of the web 4.2 of the separating convex plate 4.4 with the gap is smaller than the thickness of the decorative section 8.4.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (8)
1. A modularized mounting system for an aluminum-plastic decorative plate comprises a wall body (1), wherein a wall body connecting piece (2) is fixed on the wall body (1), and a leveling keel (3) is fixed on the wall body connecting piece (2), and is characterized in that a middle keel (4), a side keel (5), an external corner keel (6) or an internal corner keel (7) are fixed on the leveling keel (3) according to different positions, and the aluminum-plastic decorative plate (8) is clamped on the middle keel (4);
middle fossil fragments (4) have lower flange board (4.3), aluminium-plastic decorative board (8) have seted up draw-in groove (8.2) including transversely arranged aluminium-plastic decorative board main part (8.1) about aluminium-plastic decorative board main part (8.1) tip, the both ends joint of lower flange board (4.3) is in draw-in groove (8.2), forms closely piece together the structure when mutual contact between two adjacent aluminium-plastic decorative board (8) outside ends, forms the separation joint structure when leaving the clearance between two adjacent aluminium-plastic decorative board (8) outside ends.
2. An aluminium-plastic trim modular installation system according to claim 1, characterized in that the intermediate runner (4) has a form of a closely-spliced intermediate runner (401), the cross-section of the closely-spliced intermediate runner (401) being i-shaped and comprising an upper flange plate (4.1), a web (4.2) and a lower flange plate (4.3), the upper flange plate (4.1) being formed by a first groove (4.11) and a second groove (4.12), the first groove (4.11) and the second groove (4.12) being arranged side by side from left to right, wherein the groove of the first groove (4.11) is directed upwards and the first groove (4.11) is connected with the web (4.2), the groove of the second groove (4.12) is directed downwards, the groove depths of the first groove (4.11) and the second groove (4.12) are the same, the closely-spliced intermediate runner (401) is fixed to the runner (3) by providing a screw in the second groove (4.1), keel grooves are formed at the left side and the right side of the web plate (4.2).
3. An aluminum-plastic trim modular mounting system according to claim 1, wherein the intermediate runner (4) has a form of a split intermediate runner (402), the cross section of the split intermediate runner (402) is in an inverted letter-earth shape, and the split intermediate runner comprises an upper flange plate (4.1), a web (4.2), a lower flange plate (4.3) and a split partition flange plate (4.4), the split partition flange plate (4.4) extends and protrudes downward from the middle of the lower flange plate (4.3), the web (4.2) and the split partition flange plate (4.4) have the same thickness, the upper flange plate (4.1) is composed of a first groove (4.11) and a second groove (4.12), the first groove (4.11) and the second groove (4.12) are arranged side by side from left to right, wherein the notch of the first groove (4.11) is upward, the first groove (4.11) is connected with the web (4.2), and the notch of the second groove (4.12) is downward, the groove depth of the first groove (4.11) is the same as that of the second groove (4.12), the gap middle keel (402) is fixed with the leveling keel (3) through screws arranged in the second groove (4.12), and keel grooves are formed in the left side and the right side of the web plate (4.2).
4. The modular installation system of the aluminum-plastic decorative plate according to claim 2, wherein the depth of the clamping groove (8.2) is matched with the length of the lower flange plate (4.3) extending out of the left side and the right side of the web plate (4.2), the upper part of the clamping groove (8.2) forms an embedding section (8.3), the lower part of the clamping groove (8.2) forms a decoration section (8.4), the transverse position of the end part of the embedding section (8.3) is retracted relative to the transverse position of the end part of the decoration section (8.4) by one end distance, the retracted distance is at least larger than half of the thickness of the web plate (4.2), when in use, the clamping groove (8.2) is matched with the lower flange plate (4.3), and the embedding strip (8.3) is matched with the keel groove on one side of the web plate (4.2).
5. The modular installation system of the aluminum-plastic decorative plates, according to claim 4, is characterized in that when the close-spliced middle keel (401) is adopted to connect the adjacent aluminum-plastic decorative plates (8), the embedded sections (8.3) of the aluminum-plastic decorative plates (8) are embedded in the keel grooves of the close-spliced middle keel (401), and the end parts of the decorative sections (8.4) of the two adjacent aluminum-plastic decorative plates (8) are tightly attached to form a close-spliced structure.
6. The modular mounting system for the aluminum-plastic decorative plate according to claim 3, wherein the depth of the clamping groove (8.2) is matched with the length of the lower flange plate (4.3) extending out of the left side and the right side of the web plate (4.2), the upper part of the clamping groove (8.2) forms an embedding section (8.3), the lower part of the clamping groove (8.2) forms a decoration section (8.4), the transverse position of the end part of the embedding section (8.3) is retracted relative to the transverse position of the end part of the decoration section (8.4) by an end distance which is at least larger than half of the thickness of the web plate (4.2), when in use, the clamping groove (8.2) is matched with the lower flange plate (4.3), and the embedding strip (8.3) is matched with a keel groove on one side of the web plate (4.2).
7. The modular mounting system for the aluminum-plastic decorative plates, according to claim 6, is characterized in that when the gap middle keel (402) is adopted to connect the adjacent aluminum-plastic decorative plates (8), the embedded sections (8.3) of the aluminum-plastic decorative plates (8) are embedded in keel grooves of the gap middle keel (402), the left and right sides of the gap separation convex plates (4.4) between the end parts of the decorative sections (8.4) of the two adjacent aluminum-plastic decorative plates (8) are respectively formed to form a gap structure, and the size of the gap separation convex plates (4.4) extending out of the web plate (4.2) is smaller than the thickness of the decorative sections (8.4).
8. An aluminum-plastic decorative plate modular installation system according to claim 7, characterized in that the thickness of the decorative section (8.4) accounts for half of the total thickness of the aluminum-plastic decorative plate (8), and the thickness of the embedding section (8.3) accounts for one fourth of the total thickness of the aluminum-plastic decorative plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068149.4U CN211949354U (en) | 2020-01-13 | 2020-01-13 | Modular mounting system for aluminum-plastic decorative plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068149.4U CN211949354U (en) | 2020-01-13 | 2020-01-13 | Modular mounting system for aluminum-plastic decorative plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211949354U true CN211949354U (en) | 2020-11-17 |
Family
ID=73181440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020068149.4U Active CN211949354U (en) | 2020-01-13 | 2020-01-13 | Modular mounting system for aluminum-plastic decorative plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211949354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139990A (en) * | 2020-01-13 | 2020-05-12 | 江苏标榜装饰新材料股份有限公司 | Modular mounting system for aluminum-plastic decorative plate |
-
2020
- 2020-01-13 CN CN202020068149.4U patent/CN211949354U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139990A (en) * | 2020-01-13 | 2020-05-12 | 江苏标榜装饰新材料股份有限公司 | Modular mounting system for aluminum-plastic decorative plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211949354U (en) | Modular mounting system for aluminum-plastic decorative plate | |
| CN108316593A (en) | Wallboard cladding system and construction method | |
| CN207974425U (en) | Wallboard cladding system | |
| CN211949349U (en) | Aluminum-plastic decorative plate | |
| CN211949363U (en) | Closely piece together middle fossil fragments | |
| CN211949365U (en) | Aluminum-plastic decorative plate gap structure | |
| CN211949364U (en) | Gap middle keel | |
| CN211949350U (en) | Aluminum-plastic decorative plate close-splicing structure | |
| CN103982026A (en) | Solid wood composite floor board with built-in core board structure and manufacturing method of solid wood composite floor board | |
| CN111139990A (en) | Modular mounting system for aluminum-plastic decorative plate | |
| CN211666055U (en) | Ceiling right angle position keel reinforced connection structure | |
| CN210395807U (en) | Quick firm edge keel connecting structure | |
| CN215564077U (en) | Assembly type wall surface adjacent wallboard connecting structure | |
| CN110748073A (en) | Ceiling right angle position keel reinforced connection structure | |
| CN215670678U (en) | Ceramic tile composite sheet reentrant corner connecting piece | |
| CN211736184U (en) | Fastening solid wood floor | |
| CN211286053U (en) | Wood-aluminum spliced whole plate | |
| CN212836454U (en) | Wall fossil fragments are decorated to assembled fast-assembling | |
| CN210737982U (en) | Double-female-groove structural slab | |
| CN208733861U (en) | Assembling-type precast wooden frame wall, assembling-type precast wood wall and log cabin structure | |
| CN207032608U (en) | A kind of single top herringbone beam's ceiling structure | |
| CN217079502U (en) | Suspension type wood veneer structure | |
| CN214302685U (en) | Engraving and milling plate convenient to assemble and install | |
| CN213654050U (en) | But frock is with decoration wallboard of grooving wiring stringing is exempted from to wall | |
| CN112761319A (en) | Can splice integrated decorative board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |