FR672815A - Perfectionnements aux sous-marins - Google Patents
Perfectionnements aux sous-marinsInfo
- Publication number
- FR672815A FR672815A FR672815DA FR672815A FR 672815 A FR672815 A FR 672815A FR 672815D A FR672815D A FR 672815DA FR 672815 A FR672815 A FR 672815A
- Authority
- FR
- France
- Prior art keywords
- submarine
- upgrades
- submarine upgrades
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/14—Control of attitude or depth
- B63G8/22—Adjustment of buoyancy by water ballasting; Emptying equipment for ballast tanks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US672815XA | 1928-04-18 | 1928-04-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR672815A true FR672815A (fr) | 1930-01-07 |
Family
ID=22074942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR672815D Expired FR672815A (fr) | 1928-04-18 | 1929-04-08 | Perfectionnements aux sous-marins |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR672815A (fr) |
-
1929
- 1929-04-08 FR FR672815D patent/FR672815A/fr not_active Expired
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