FR999187A - - Google Patents
Info
- Publication number
- FR999187A FR999187A FR999187DA FR999187A FR 999187 A FR999187 A FR 999187A FR 999187D A FR999187D A FR 999187DA FR 999187 A FR999187 A FR 999187A
- 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
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR999187A true FR999187A (nl) | 1952-01-25 |
Family
ID=1567152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR999187D Expired FR999187A (nl) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR999187A (nl) |
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0
- FR FR999187D patent/FR999187A/fr not_active Expired