FR572307A - - Google Patents
Info
- Publication number
- FR572307A FR572307A FR572307DA FR572307A FR 572307 A FR572307 A FR 572307A FR 572307D A FR572307D A FR 572307DA FR 572307 A FR572307 A FR 572307A
- 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
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/16—Adjustable mountings using wires or cords
- F21V21/18—Adjustable mountings using wires or cords operated by springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR572307A true FR572307A (en:Method) | 1924-06-04 |
Family
ID=1539265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR572307D Expired FR572307A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR572307A (en:Method) |
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0
- FR FR572307D patent/FR572307A/fr not_active Expired