FR463286A - Appareil d'éclairage - Google Patents
Appareil d'éclairageInfo
- Publication number
- FR463286A FR463286A FR463286DA FR463286A FR 463286 A FR463286 A FR 463286A FR 463286D A FR463286D A FR 463286DA FR 463286 A FR463286 A FR 463286A
- Authority
- FR
- France
- Prior art keywords
- lighting fixture
- fixture
- lighting
- 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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US463286XA | 1912-10-05 | 1912-10-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR463286A true FR463286A (fr) | 1914-02-18 |
Family
ID=1502374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR463286D Expired FR463286A (fr) | 1912-10-05 | 1913-10-04 | Appareil d'éclairage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR463286A (fr) |
-
1913
- 1913-10-04 FR FR463286D patent/FR463286A/fr not_active Expired
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