CN1086765C - Raised steel floor system and its steel floor board and support - Google Patents
Raised steel floor system and its steel floor board and support Download PDFInfo
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- CN1086765C CN1086765C CN 99114552 CN99114552A CN1086765C CN 1086765 C CN1086765 C CN 1086765C CN 99114552 CN99114552 CN 99114552 CN 99114552 A CN99114552 A CN 99114552A CN 1086765 C CN1086765 C CN 1086765C
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Abstract
The present invention relates to a raised steel floor system, a steel floor used for the raised steel floor system and a supporting device thereof. The steel floor is composed of a panel and a bottom board; in the present invention, the peripheral edge of the panel, which is folded toward the bottom board, makes an acute angle with the centerline of the plane surface of the panel; a groove for placing the folded edge is arranged on a supporting cross beam of the supporting device so that the supporting device is suitable for the edge folded steel floor. The present invention has the advantages that the intensity of the supporting edge is sufficiently high; the surface, particularly the surface of a bare board, is not easy to scratch to result in the corrosion of the steel floor; the present invention is convenient to install and disassemble; the folded edge of the panel which corresponds to the position of the groove of the cross beam is properly placed once; in addition, in the process of consignment transportation, screw nails can not loose.
Description
Technical field
The present invention relates to decorative materials field in the constructional materials, particularly relate to a kind of steel floor and the supporting arrangement that is exclusively used in the support steel floor that is mainly used in the steel raised flooring system system of house earth surface laying.
Background technology
At present many have a large amount of wirings, needs antistatic, clean place, and it is equipped with raised flooring system, promptly earlier at the good supporting arrangement of floor mounted, the polylith movable floor shelved be installed on its corresponding supporting arrangement then.The movable floor that uses adopts false steel floor mostly at present, present false steel floor is to divide at a quadrangle panel to put the quadrangle base plate that a middle part has a plurality of pits, be used between panel and base plate perfusion filler such as cement paste etc. having stuffing hole on the base plate, the base plate middle part that has pit is whole to the panel indent, and the bottom of pit is connected with the panel contact and with panel spot welding, the base plate periphery is folded to panel and its edge outwards is flattened on the panel bottom periphery, the periphery edge of base plate and its smooth panel bottom periphery constitute the side-strut of steel floor jointly, form the peripheral boss that surrounds the pit face in the base plate bottom.On the crossbeam of supporting arrangement, boss rests on the supporting disk of accepting crossbeam above-mentioned side-strut with regard to frame.Also there are some defectives in this type of steel floor of the prior art system: because the insufficient strength height of side-strut, yielding in manufacturing, transportation, more because it bears the very load of hard intensity, as weight or have the load of roller when mobile, be out of shape more obvious thereon; Next is bare board (contact surface on adjacent steel floor does not have the supplementary protection layer), because all steel floors are in order to prevent corrosion, all handle at the steel plate external surface through application, so when laying bare board on ground, perhaps between the side-strut of bare board and bare board when installing and using, can be because phase mutual friction, collision and the application layer of injured surface makes steel floor be easy to corrosion; Once more, when installation placement steel floor is on supporting arrangement,, each piece steel floor is settled at one go owing to the peripheral profile between the steel floor can not clearly be determined; In addition,, need the configuration screw, habitually in the industry, in the steel floor carrying, transporting, screw is placed in the lockhole of angle, thereby just produced problem such as toner screw so that steel floor and supporting arrangement is fastening for the steel floor that has the angle lockhole.
Summary of the invention
The objective of the invention is to address the aforementioned drawbacks by improvement to the steel floor of steel raised flooring system system in the prior art.
For achieving the above object, the present invention is as follows with above-mentioned steel floor design:
The steel floor that is used for steel raised flooring system system, has a quadrangle panel, the quadrangle base plate that one middle part has a plurality of pits is set under the panel, on base plate, have at least one stuffing hole, it is whole to the panel indent and form the pit face to have the base plate middle part of described pit, the bottom of the pit on it is connected with the panel contact and with panel, the periphery of base plate is folded to panel and its edge outwards is flattened on panel bottom periphery place, the edge of described base plate periphery and its smooth panel bottom periphery constitute the side-strut of steel floor jointly, form the peripheral boss that surrounds the pit face in base plate bottom, it is characterized in that: panel periphery has one to acutangulate and be folded to flanging with respect to base plate boss outboard flanges with the panel vertical plane.
As the further technical measures of aforementioned schemes, described panel flanging also has a baby hem that overturns that extends in described flanging inner surface.
Further, the baby hem of aforementioned panel flanging further extends at the flanging inner surface, be folded to once more and smoothly extend to the described base plate periphery edge soffit that is flattened on panel periphery bottom place, and constitute the side-strut of steel floor with described base plate periphery edge and its smooth panel bottom periphery.
As required, aforementioned each the steel floor that is used for steel raised flooring system system, can four jiaos of panel with corresponding base plate boss on have the panel angle lockhole and the base corner lockhole of coaxial line, between panel angle lockhole and base corner lockhole, one pipe is set.
For making the aforementioned steel floor that is used for steel raised flooring system system attractive in appearance or increase the steel floor surface abrasion resistance or further strengthen anti-static effect, post paste layer at described panel surface and flanging external surface.
Further, be used for the panel flanging of the steel floor of steel raised flooring system system, can all post paste layer on the inside and outside surface of described panel surface and flanging.
The upper edge of the paste layer of the aforementioned steel floor panel flanging external surface that is used for steel raised flooring system system and the paste layer of panel surface are in or similarly are in same horizontal plane.
The described tetragonal steel floor that is used for steel raised flooring system system, also can do some distortion, in panel and a side of base plate periphery or relative both sides, one recess to corresponding panel plane center line indent is arranged, panel periphery at each edge of described recess is flattened on the base plate periphery, perhaps inwardly upset and the smooth base plate periphery soffit that extends to of panel periphery.This type of steel floor can be provided with office auxiliaries such as socket in indent.
Another object of the present invention is to design a kind of supporting arrangement that is exclusively used in the aforementioned steel floor of supporting:
This purpose realizes with following proposal: the supporting arrangement that is exclusively used in aforementioned each steel floor of supporting in a kind of steel raised flooring system system, form by lower support seat and the upper branching holder that can regulate mutual distance, upper branching holder connects with the lower support seat by cramp bar, upper branching holder is made of supporting disk and the supporting beam of fixing or make one, supporting beam is arranged on the supporting disk top, it is characterized in that: supporting beam is made of four " recessed " type crossbeams that are arranged on the supporting disk in " ten " word mode, described each " recessed " type crossbeam has a groove that is beneficial to the panel flanging of placing adjacent two aforementioned steel floors, and the groove both sides are used for supporting respectively the crossbeam convex surface of described two steel floor side-struts.
As the further technical measures of aforementioned schemes, the aforementioned supporting arrangement that is used for steel raised flooring system system is characterized in that: described supporting disk upper surface is divided into the base plate boss bearing surface at four intervals by described " ten " font supporting beam.
Further, the aforesaid supporting arrangement that is used for steel raised flooring system system, it is characterized in that: described supporting beam is made of four strips " recessed " type crossbeam, and a described crossbeam is fixed on the supporting disk upper surface of adjacent two described supporting arrangements when aforementioned steel floor is installed.
Be used for the form of structure of supporting beam of the supporting arrangement of steel raised flooring system system with above-mentioned different another, it is characterized in that: described supporting beam is spaced apart and constitute with billet shape " recessed " the type crossbeam that " ten " font mode and described supporting disk are made one by four adjacent end portions.
Based on the steel floor and the supporting arrangement thereof that are used for steel raised flooring system system of aforementioned schemes statement, advantage of the present invention is: side-strut intensity can reach enough height; Be difficult for particularly bare board surface and cause the steel floor corrosion, scratch surface; Install, dismounting is easy, only needs the panel flanging is aimed at the position of the crossbeam groove of corresponding supporting arrangement, a step is in place; In addition, install, carrying has in the steel floor process of angle lockhole, be used to connect supporting arrangement and the screw that inserts the angle lockhole can accomplish can not produce loosening, as long as the section of a pipe internal diameter of the neighbour nearly panel angle of the screw external diameter that will make in advance lockhole is big.
Description of drawings
Fig. 1, Fig. 2 are the citation forms of the panel flanging of steel floor among the present invention, as the structural representation of embodiment one;
Fig. 3, Fig. 4 are the distortion at Fig. 1, Fig. 2 basis top panel flanging, as steel floor
The schematic diagram of embodiment two;
Fig. 5, Fig. 6 are the further distortion at Fig. 3, Fig. 4 basis top panel flanging, as the schematic diagram of steel floor embodiment three;
Fig. 7, Fig. 8, Fig. 9 are respectively the structural representations that posts paste layer on the steel floor of aforementioned three kinds of panel flanging forms as embodiment four, the embodiment five of steel floor and the structural representation of embodiment six;
Figure 10 is the citation form of the structural representation of steel floor of the present invention, more than the steel floor of being explained in each accompanying drawing all based on this accompanying drawing;
Figure 11 is based on the exploded view of steel floor system of structure chart of the embodiment one of supporting arrangement of the present invention, shown the installation marriage relation of steel floor and this supporting arrangement embodiment in the mode of decomposing among the figure, so that more clearly express the relation of steel floor and supporting arrangement;
Figure 12, Figure 13 have illustrated steel floor and the concrete structural representation that combines of supporting arrangement among Figure 11, and wherein Figure 12 is the vertical view of the embodiment one of supporting arrangement behind the removal steel floor, and Figure 13 is the B-B cross-sectional schematic of Figure 12 behind the placement steel floor;
Figure 14 is the decomposing schematic representation that adopts the steel floor system of the embodiment two of supporting arrangement among the present invention, explained the installation marriage relation of the embodiment two of steel floor and supporting arrangement jointly with Figure 15, Figure 16, wherein Figure 16 is the A-A cross-sectional schematic of Figure 15 behind the placement steel floor;
It is pointed out that the steel floor that the present invention explains, the steel floor system that is combined into indication of the present invention all can be installed with aforementioned two kinds of supporting arrangements;
Figure 17 is the vertical view of the distortion of the present invention's steel floor of having two recesses.
The specific embodiment
Below in conjunction with description of drawings steel floor and supporting arrangement embodiment:
Steel floor embodiment one: with reference to Fig. 1, the steel floor of the steel raised flooring system system of Fig. 2 and Figure 10, its panel 10 is arranged with the base plate 20 that has pit 21, base plate 20 middle parts are connected with panel spot welding to pit 21 bottoms of the pit face 22 that panel 10 indents form, the periphery 23 of base plate 20 is folded to panel 10 and its edge 231 outwards is flattened on panel bottom periphery 11, the edge 231 of base plate periphery 23 and the panel 10 bottom periphery 11 common side-struts 30 that constitute steel floor, form the peripheral boss 24 surround pit face 22 in base plate 20 bottoms, the periphery 11 of panel 10 has one to acutangulate α with panel 10 vertical planes and be folded to flanging 12 with respect to base plate boss 24 outboard flanges 241.
Steel floor embodiment two: as among Fig. 3, Fig. 4, the flanging 12 of panel 10 overturns in its inner surface and extends to form the baby hem 13 of flanging 12 on the basis of steel floor embodiment one.
Steel floor embodiment three: on the basis of steel floor embodiment two as among Fig. 5, Fig. 6, baby hem 13 further extends at flanging 12 inner surfaces, be folded to once more and the smooth soffit that extends to base plate periphery 23 edges 231 of panel periphery 11 bottoms, form one and extend baby hem 14, like this, extend baby hem 14 and the side-strut 30a of base plate periphery 23 edges 231 with its smooth panel 10 bottom periphery 11 formation steel floors.
From three embodiment of Fig. 1～Fig. 6 negative ground plate, can see, four jiaos of panel 10 with corresponding base plate boss 24 on have the panel angle lockhole 15 and base corner lockhole 25 of coaxial line, at panel angle lockhole 15 and 25 of base corner lockholes a plastic pipe 31 is set, on the outboard flanges 241 of base plate boss 24, then have stuffing hole 26, a filler port lid 261 is set on the stuffing hole 26.
Steel floor embodiment four, embodiment five and embodiment six difference corresponding diagram 7, Fig. 8 and Fig. 9 are respectively to add paste layer at steel floor embodiment one, embodiment two with panel surface and the flanging of embodiment three, since simpler, just do unification at this and explained:
In Fig. 7～Fig. 9, antistatic panel paste layer 16 is posted on panel 10 surfaces, and flanging 12 external surfaces then post antistatic flanging paste layer 17, certainly in order to increase anti-static effect better, also flanging paste layer 17 can be extended to the external surface of the baby hem 13 of flanging 12.
The following embodiment of supporting arrangement among explanation the present invention, because supporting arrangement is the steel floor that is exclusively used among supporting the present invention, the supporting arrangement embodiment in therefore following just explains in conjunction with steel floor:
Supporting arrangement embodiment one: be the steel floor of the aforementioned forms described and the combination of the steel floor system of a kind of supporting arrangement formation as Figure 11, Figure 12 and Figure 13, as an embodiment of steel floor system of the present invention and supporting arrangement.The supporting arrangement of explaining among the figure, form by lower support seat 40a and upper branching holder 50a, lower support seat 40a is made of lower support seat board 41a that makes one and cramp bar 42a, cramp bar 42a is a screw rod, its with female upper branching holder 50a thread connection is set, upper branching holder 50a is made of supporting disk 51a that makes one and supporting beam 52a, the cramp bar 42a of upper branching holder 50a below is provided with nut 43a, can be by rotating screw cap 43a with the upper branching holder 50a locking of adjusted good supporting arrangement height, supporting beam 52a is that four tail trimmers that have groove 53a that are arranged on the supporting disk 51a in " ten " word mode are formed, the both sides projection of the groove 53a of crossbeam 54a is crossbeam convex surface 55a, the upper surface of supporting disk 51a is supported beam 52a and is divided into base plate boss bearing surface 56a at interval, has angle lock screw hole 57a on the base plate boss bearing surface 56a.When the steel floor system is installed, earlier fix supporting arrangement on ground, four jiaos flanging 12 of steel floor is placed the crossbeam groove 53a of four corresponding supporting arrangements, and the side-strut 30 of steel floor then is shelved on the crossbeam convex surface 55a, and base plate boss 24 places on the base plate boss bearing surface 56a.Between side-strut 30 and crossbeam convex surface 55a, place antistatic elastomeric layer 60a, boss 24 is fixed on the base plate boss bearing surface 56a by angle lock screw hole 57a with the screw in the plastic pipe 31 70, the major diameter of thread of this screw 70 is greater than the internal diameter of pipe 31.Can find out also that from figure a crossbeam groove 53a can place a side edgefold 12 of one jiao of adjacent two steel floor, thereby the angle that supporting arrangement can bear four steel floors.
Supporting arrangement embodiment two: as Figure 14, Figure 15 and Figure 16 another embodiment as supporting arrangement of the present invention.Steel floor among the figure is consistent with the steel floor in the previous embodiment.Supporting arrangement among this embodiment is made up of lower support seat 40b and upper branching holder 50b, lower support seat 40b is made of lower support seat board 41b that makes one and cramp bar 42b, cramp bar 42b is a screw rod, its with female upper branching holder 50b thread connection is set, upper branching holder 50b by supporting disk 51b with constitute by screw 80 supporting beam 52b fixed thereon, the cramp bar 42b of upper branching holder 50b below is provided with nut 43b, can be by rotating screw cap 43b with the upper branching holder 50b locking of adjusted good supporting arrangement height, supporting beam 52b is made up of four elongated cross member 54b that have groove 53b that are arranged on the supporting disk 51b in " ten " word mode, when installing in the steel floor system, every crossbeam 54b is fixed on the upper surface of the supporting disk 51b of two adjacent supporting arrangements by screw 80, the both sides projection of the groove 53b of crossbeam 54b is crossbeam convex surface 55b, the upper surface of each supporting disk 51b is supported beam 52b and is divided into base plate boss bearing surface 56b at interval, has angle lock screw hole 57b on the base plate boss bearing surface 56b.When the steel floor system is installed, earlier fix supporting arrangement on ground, four jiaos flanging 12 of steel floor is placed the crossbeam groove 53b of four corresponding supporting arrangements, and the side-strut 30 of steel floor then is shelved on the crossbeam convex surface 55b, and base plate boss 24 places on the base plate boss bearing surface 56b.Between side-strut 30 and crossbeam convex surface 55b, place the antistatic elastomeric layer 60b of whole piece, boss 24 is fixed on the base plate boss bearing surface 56b by angle lock screw hole 57b with the screw in the plastic pipe 31 70, the major diameter of thread of this screw 70 is greater than the internal diameter of pipe 31.Can find out also that from figure a crossbeam groove 53b can place the whole piece flanging 12 of adjacent two steel floor one sides, adopt the steel floor system of this supporting arrangement embodiment can bear the load bigger than last embodiment.
Figure 17 is a kind of distortion of steel floor among the present invention, in the relative both sides of panel 10 with base plate 20 peripheries 23, one recess 90 to corresponding panel 10 plane centreline indents is respectively arranged, at inside directly smooth base plate periphery 23 soffits that extend to of upset of the panel periphery 11 at each edge of recess 90.Certainly also can be simply each edge of recess 90 be flattened on the base plate periphery 23.The steel floor of Figure 17 statement, the recess that it has is used in the steel floor surface socket etc. is set.
The distortion of the steel floor as Figure 17 as required, also can only be with a recess.
Claims (12)
1, a kind of steel floor that is used for steel raised flooring system system, has a quadrangle panel, the quadrangle base plate that one middle part has a plurality of pits is set under the panel, on base plate, have at least one stuffing hole, it is whole to the panel indent and form the pit face to have the base plate middle part of described pit, the bottom of the pit on it is connected with the panel contact and with panel, the periphery of base plate is folded to panel and its edge outwards is flattened on the panel bottom periphery, the edge of described base plate periphery and its smooth panel bottom periphery constitute the side-strut of steel floor jointly, form the peripheral boss that surrounds the pit face in base plate bottom, it is characterized in that: panel periphery has one to acutangulate and be folded to flanging with respect to base plate boss outboard flanges with the panel vertical plane.
2, the steel floor that is used for steel raised flooring system system according to claim 1 is characterized in that: described panel flanging also has a baby hem that overturns that extends in described flanging inner surface.
3, the steel floor that is used for steel raised flooring system system according to claim 2, it is characterized in that: the baby hem of aforementioned panel flanging further extends at the flanging inner surface, be folded to once more and smoothly extend to the described base plate periphery edge soffit that is flattened on panel periphery bottom, and constitute the side-strut of steel floor with described base plate periphery edge and its smooth panel bottom periphery.
4, according to each described steel floor that is used for steel raised flooring system system of claim 1-3, it is characterized in that: four jiaos of panel with corresponding base plate boss on have the panel angle lockhole and the base corner lockhole of coaxial line, between panel angle lockhole and base corner lockhole, one pipe is set.
5, the steel floor that is used for steel raised flooring system system according to claim 4 is characterized in that: post panel paste layer and flanging paste layer at described panel surface and flanging external surface.
6, the steel floor that is used for steel raised flooring system system according to claim 1 is characterized in that: post the panel paste layer at described panel surface, and the flanging paste layer is all posted on the inside and outside surface of flanging.
7, according to claim 5 or the 6 described steel floors that are used for steel raised flooring system system, it is characterized in that: the upper edge of the paste layer of described panel flanging external surface and the paste layer of panel surface are in or similarly are in same horizontal plane.
8, the steel floor that is used for steel raised flooring system system according to claim 7, it is characterized in that: in panel and a side of base plate periphery or relative both sides, one recess to corresponding panel plane center line indent is arranged, panel periphery at each edge of described recess is flattened on the base plate periphery, perhaps inwardly upset and the smooth base plate periphery soffit that extends to of panel periphery.
9, be exclusively used in the supporting arrangement of aforementioned each steel floor of supporting in a kind of steel raised flooring system system, form by lower support seat and the upper branching holder that can regulate mutual distance, upper branching holder connects with the lower support seat by cramp bar, upper branching holder is made of supporting disk and the supporting beam of fixing or make one, supporting beam is arranged on the supporting disk top, it is characterized in that: supporting beam is made of four " recessed " type crossbeams that are arranged on the supporting disk in " ten " word mode, described each " recessed " type crossbeam has a groove that is beneficial to the panel flanging of placing adjacent two aforementioned steel floors, and the groove both sides are used for supporting respectively the crossbeam convex surface of described two steel floor side-struts.
10, the supporting arrangement that is used for steel raised flooring system system according to claim 9 is characterized in that: described supporting disk upper surface is divided into the base plate boss bearing surface at four intervals by described " ten " font supporting beam.
11, according to claim 9 or the 10 described supporting arrangements that are used for steel raised flooring system system, it is characterized in that: described supporting beam is made of four strips " recessed " type crossbeam, and a described crossbeam is fixed on the supporting disk upper surface of adjacent two described supporting arrangements when aforementioned steel floor is installed.
12, according to claim 9 or the 10 described supporting arrangements that are used for steel raised flooring system system, it is characterized in that: described supporting beam is spaced apart and constitute with billet shape " recessed " the type crossbeam that " ten " font mode and described supporting disk are made one by four adjacent end portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99114552 CN1086765C (en) | 1999-11-18 | 1999-11-18 | Raised steel floor system and its steel floor board and support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99114552 CN1086765C (en) | 1999-11-18 | 1999-11-18 | Raised steel floor system and its steel floor board and support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1256343A CN1256343A (en) | 2000-06-14 |
| CN1086765C true CN1086765C (en) | 2002-06-26 |
Family
ID=5277620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99114552 Expired - Fee Related CN1086765C (en) | 1999-11-18 | 1999-11-18 | Raised steel floor system and its steel floor board and support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1086765C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086693B (en) * | 2009-12-07 | 2014-10-22 | 共同科技股份有限公司 | Floor for double-layer bench and double-layer device |
| JP5791238B2 (en) * | 2010-06-18 | 2015-10-07 | 共同カイテック株式会社 | Double floor equipment |
| RU2633840C1 (en) * | 2013-11-12 | 2017-10-18 | Юйган ЧЖУН | Modular floor |
| CN103572939B (en) * | 2013-11-12 | 2015-11-25 | 钟玉刚 | Raised flooring |
| CN103967372A (en) * | 2014-03-28 | 2014-08-06 | 杨国辉 | DIY floor |
| CN104131683B (en) * | 2014-08-13 | 2016-06-01 | 上海百石通实业有限公司 | A kind of assembled movable wood floor structure |
| CN105986653A (en) * | 2015-02-09 | 2016-10-05 | 任丘市永基建筑安装工程有限公司 | Mounting technique for floor panel with tiles |
| CN105507554B (en) * | 2016-01-06 | 2018-06-29 | 沈阳建筑大学 | The connection structure and raised flooring of a kind of raised flooring |
| WO2018155761A1 (en) * | 2017-02-27 | 2018-08-30 | 주식회사 해광 | Floor panel for double floor system and double floor system having same |
-
1999
- 1999-11-18 CN CN 99114552 patent/CN1086765C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1256343A (en) | 2000-06-14 |
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Owner name: JIANGSU EASTCHINA COMPUTER ROOM GROUP CO.,LTD. Free format text: FORMER NAME OR ADDRESS: JIANGSU HUADONG COMPUTER ROOM (GROUP) CORP. |
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Address after: 213011, Jiangsu, Changzhou Province, Qishuyan, 312 National Road next to Patentee after: Jiangsu Huadong Computer Room Group Co., Ltd. Address before: 213011, Jiangsu, Changzhou Province, Qishuyan, 312 National Road next to Patentee before: Huadong Machine Room (Group) Co, Jiangsu |
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Owner name: JIANGSU HUIDONG ROOM EQUIPMENT CO., LTD. Free format text: FORMER OWNER: JIANGSU HUADONG COMPUTER ROOM GROUP CO., LTD. Effective date: 20150413 |
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Effective date of registration: 20150413 Address after: Yao Guan Zhen Jian Hu Cun Wujin 213011 area in Jiangsu city of Changzhou Province Patentee after: Jiangsu Huidong room equipment Co. Ltd. Address before: 213011, Jiangsu, Changzhou Province, Qishuyan, 312 National Road next to Patentee before: Jiangsu Huadong Computer Room Group Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020626 Termination date: 20151118 |
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