CA725408A - Manhole construction - Google Patents
Manhole constructionInfo
- Publication number
- CA725408A CA725408A CA725408A CA725408DA CA725408A CA 725408 A CA725408 A CA 725408A CA 725408 A CA725408 A CA 725408A CA 725408D A CA725408D A CA 725408DA CA 725408 A CA725408 A CA 725408A
- Authority
- CA
- Canada
- Prior art keywords
- manhole construction
- manhole
- construction
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA725408T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA725408A true CA725408A (en) | 1966-01-11 |
Family
ID=36064311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA725408A Expired CA725408A (en) | Manhole construction |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA725408A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3968600A (en) * | 1972-09-05 | 1976-07-13 | National Utility Products Company | Adjustable manhole cover support structure |
US4048766A (en) * | 1975-09-04 | 1977-09-20 | Intercontinental Plastics Mfg. Co. | Closure lid assembly for protective housings |
US4867600A (en) * | 1987-07-23 | 1989-09-19 | Bowman Harold M | Polygonal manhole cover support |
-
0
- CA CA725408A patent/CA725408A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3968600A (en) * | 1972-09-05 | 1976-07-13 | National Utility Products Company | Adjustable manhole cover support structure |
US4048766A (en) * | 1975-09-04 | 1977-09-20 | Intercontinental Plastics Mfg. Co. | Closure lid assembly for protective housings |
US4867600A (en) * | 1987-07-23 | 1989-09-19 | Bowman Harold M | Polygonal manhole cover support |
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