TW483451U - Structure of manhole cover with lifting function - Google Patents
Structure of manhole cover with lifting functionInfo
- Publication number
- TW483451U TW483451U TW88209187A01U TW483451U TW 483451 U TW483451 U TW 483451U TW 88209187A01 U TW88209187A01 U TW 88209187A01U TW 483451 U TW483451 U TW 483451U
- Authority
- TW
- Taiwan
- Prior art keywords
- manhole cover
- lifting function
- lifting
- function
- manhole
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW88209187U TW418864U (en) | 1999-06-02 | 1999-06-02 | Structure of cover for manhole with up and down function |
Publications (1)
Publication Number | Publication Date |
---|---|
TW483451U true TW483451U (en) | 2002-04-11 |
Family
ID=21649077
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW88209187U TW418864U (en) | 1999-06-02 | 1999-06-02 | Structure of cover for manhole with up and down function |
TW88209187A01 TW483451U (en) | 1999-06-02 | 2001-07-10 | Structure of manhole cover with lifting function |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW88209187U TW418864U (en) | 1999-06-02 | 1999-06-02 | Structure of cover for manhole with up and down function |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP3067829U (en) |
TW (2) | TW418864U (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100856888B1 (en) | 2007-05-11 | 2008-09-05 | 이상봉 | Connecting apparatus for manhole |
CN107288160A (en) * | 2016-04-05 | 2017-10-24 | 陈玉辉 | A kind of Multifucntional round manhole cover |
-
1999
- 1999-06-02 TW TW88209187U patent/TW418864U/en not_active IP Right Cessation
- 1999-09-30 JP JP1999007444U patent/JP3067829U/en not_active Expired - Lifetime
-
2001
- 2001-07-10 TW TW88209187A01 patent/TW483451U/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW418864U (en) | 2001-01-11 |
JP3067829U (en) | 2000-04-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4K | Issue of patent certificate for granted utility model filed before june 30, 2004 | ||
MK4K | Expiration of patent term of a granted utility model |