FR741544A - - Google Patents
Info
- Publication number
- FR741544A FR741544A FR741544DA FR741544A FR 741544 A FR741544 A FR 741544A FR 741544D A FR741544D A FR 741544DA FR 741544 A FR741544 A FR 741544A
- Authority
- FR
- France
- 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
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
- E02B7/36—Elevating mechanisms for vertical-lift gates
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741544A true FR741544A (xx) | 1933-02-10 |
Family
ID=1546067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741544D Expired FR741544A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR741544A (xx) |
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0
- FR FR741544D patent/FR741544A/fr not_active Expired