CN2908616Y - 聚酯复合检查井盖 - Google Patents
聚酯复合检查井盖 Download PDFInfo
- Publication number
- CN2908616Y CN2908616Y CN 200620115269 CN200620115269U CN2908616Y CN 2908616 Y CN2908616 Y CN 2908616Y CN 200620115269 CN200620115269 CN 200620115269 CN 200620115269 U CN200620115269 U CN 200620115269U CN 2908616 Y CN2908616 Y CN 2908616Y
- Authority
- CN
- China
- Prior art keywords
- well lid
- glass fiber
- manhole cover
- wellshutter
- droop
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620115269 CN2908616Y (zh) | 2006-05-15 | 2006-05-15 | 聚酯复合检查井盖 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620115269 CN2908616Y (zh) | 2006-05-15 | 2006-05-15 | 聚酯复合检查井盖 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2908616Y true CN2908616Y (zh) | 2007-06-06 |
Family
ID=38127824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200620115269 Expired - Fee Related CN2908616Y (zh) | 2006-05-15 | 2006-05-15 | 聚酯复合检查井盖 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2908616Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106193096A (zh) * | 2016-08-31 | 2016-12-07 | 朱荣华 | 一种分体搭接式灌浆密封圈 |
US11939737B2 (en) | 2016-12-12 | 2024-03-26 | Composite Access Products GP, LLC | Composite manhole cover with embedded detection |
-
2006
- 2006-05-15 CN CN 200620115269 patent/CN2908616Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106193096A (zh) * | 2016-08-31 | 2016-12-07 | 朱荣华 | 一种分体搭接式灌浆密封圈 |
US11939737B2 (en) | 2016-12-12 | 2024-03-26 | Composite Access Products GP, LLC | Composite manhole cover with embedded detection |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Yong Wei fire fighting equipment Co., Ltd. Assignor: Ren Taiping|Liu Jianzhuang Contract fulfillment period: 2007.6.7 to 2013.6.7 Contract record no.: 2009410000071 Denomination of utility model: Polyester composite manhole cover Granted publication date: 20070606 License type: Exclusive license Record date: 20090424 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.6.7 TO 2013.6.7; CHANGE OF CONTRACT Name of requester: HENAN YONGWEI EXTINGUISHER CO., LTD. Effective date: 20090424 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070606 Termination date: 20130515 |