FR549421A - - Google Patents
Info
- Publication number
- FR549421A FR549421A FR549421DA FR549421A FR 549421 A FR549421 A FR 549421A FR 549421D A FR549421D A FR 549421DA FR 549421 A FR549421 A FR 549421A
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G5/00—Elevating or traversing control systems for guns
- F41G5/08—Ground-based tracking-systems for aerial targets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR549421A true FR549421A (OSRAM) | 1923-02-09 |
Family
ID=1538247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR549421D Expired FR549421A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR549421A (OSRAM) |
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0
- FR FR549421D patent/FR549421A/fr not_active Expired