FR985319A - Perfectionnements aux appareils d'éclairage - Google Patents
Perfectionnements aux appareils d'éclairageInfo
- Publication number
- FR985319A FR985319A FR985319DA FR985319A FR 985319 A FR985319 A FR 985319A FR 985319D A FR985319D A FR 985319DA FR 985319 A FR985319 A FR 985319A
- Authority
- FR
- France
- Prior art keywords
- lighting fixtures
- fixtures
- lighting
- fixtures improvements
- 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
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR985319T | 1949-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR985319A true FR985319A (fr) | 1951-07-17 |
Family
ID=9537306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR985319D Expired FR985319A (fr) | 1949-04-29 | 1949-04-29 | Perfectionnements aux appareils d'éclairage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR985319A (fr) |
-
1949
- 1949-04-29 FR FR985319D patent/FR985319A/fr not_active Expired
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