FR1364022A - Improvements to the manhole covers - Google Patents
Improvements to the manhole coversInfo
- Publication number
- FR1364022A FR1364022A FR933726A FR933726A FR1364022A FR 1364022 A FR1364022 A FR 1364022A FR 933726 A FR933726 A FR 933726A FR 933726 A FR933726 A FR 933726A FR 1364022 A FR1364022 A FR 1364022A
- Authority
- FR
- France
- Prior art keywords
- manhole covers
- manhole
- covers
- 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
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
- E02D29/14—Covers for manholes or the like; Frames for covers
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR933726A FR1364022A (en) | 1963-05-06 | 1963-05-06 | Improvements to the manhole covers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR933726A FR1364022A (en) | 1963-05-06 | 1963-05-06 | Improvements to the manhole covers |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1364022A true FR1364022A (en) | 1964-06-19 |
Family
ID=8803098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR933726A Expired FR1364022A (en) | 1963-05-06 | 1963-05-06 | Improvements to the manhole covers |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1364022A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3343003A1 (en) * | 1982-11-27 | 1984-05-30 | Selflevel Covers AG, Basel | Duct cover |
EP0427911A1 (en) * | 1989-11-06 | 1991-05-22 | Passavant-Werke Ag | Cast iron and concrete circular manhole cover with ventilation slots |
-
1963
- 1963-05-06 FR FR933726A patent/FR1364022A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3343003A1 (en) * | 1982-11-27 | 1984-05-30 | Selflevel Covers AG, Basel | Duct cover |
EP0427911A1 (en) * | 1989-11-06 | 1991-05-22 | Passavant-Werke Ag | Cast iron and concrete circular manhole cover with ventilation slots |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
OA00779A (en) | Improvements to synchrodetection chains. | |
FR1412189A (en) | Improvements to charging devices | |
FR1346685A (en) | Improvements to rotary couplings | |
FR1364022A (en) | Improvements to the manhole covers | |
FR1385350A (en) | Improvements made to roof structures | |
FR1402326A (en) | Improvements to presses | |
FR1417808A (en) | Improvements to garbage disposals | |
AT263653B (en) | Manhole cover | |
FR1368778A (en) | Waste converter | |
FI35134A (en) | Flat roof manhole | |
FR1411480A (en) | Improvements to trade barriers | |
FR1364754A (en) | Improvements to waterproof closures | |
FR1363468A (en) | Improvements to servo-mechanisms | |
FR1377572A (en) | Improvements to blondes | |
FR1401891A (en) | Improvements to micro-microammeters | |
FR1377683A (en) | Improvements to kettles | |
FR1357417A (en) | Gearbox | |
FR1406240A (en) | Gearbox | |
FR1374876A (en) | Improvements made to the feeder grids | |
FR1354287A (en) | Dryer-ironers improvements | |
FR1394043A (en) | Improvements to dressings | |
FR1359906A (en) | Pot-turbine cover | |
FR1369438A (en) | Improvements to breakers | |
FR1358242A (en) | Improvements to wall outlets | |
FR1392927A (en) | Improvements to electric servo-mechanisms |