DE29509241U1 - Manhole entry aid - Google Patents
Manhole entry aidInfo
- Publication number
- DE29509241U1 DE29509241U1 DE29509241U DE29509241U DE29509241U1 DE 29509241 U1 DE29509241 U1 DE 29509241U1 DE 29509241 U DE29509241 U DE 29509241U DE 29509241 U DE29509241 U DE 29509241U DE 29509241 U1 DE29509241 U1 DE 29509241U1
- Authority
- DE
- Germany
- Prior art keywords
- entry aid
- manhole entry
- manhole
- aid
- entry
- 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 - Lifetime
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29509241U DE29509241U1 (en) | 1995-06-03 | 1995-06-03 | Manhole entry aid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29509241U DE29509241U1 (en) | 1995-06-03 | 1995-06-03 | Manhole entry aid |
Publications (1)
Publication Number | Publication Date |
---|---|
DE29509241U1 true DE29509241U1 (en) | 1995-08-17 |
Family
ID=8008971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE29509241U Expired - Lifetime DE29509241U1 (en) | 1995-06-03 | 1995-06-03 | Manhole entry aid |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE29509241U1 (en) |
-
1995
- 1995-06-03 DE DE29509241U patent/DE29509241U1/en not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R207 | Utility model specification |
Effective date: 19950928 |
|
R150 | Term of protection extended to 6 years |
Effective date: 19980714 |
|
R151 | Term of protection extended to 8 years |
Effective date: 20010626 |
|
R158 | Lapse of ip right after 8 years |
Effective date: 20031231 |