FR953782A - Perfectionnement aux appareils d'éclairage - Google Patents
Perfectionnement aux appareils d'éclairageInfo
- Publication number
- FR953782A FR953782A FR953782DA FR953782A FR 953782 A FR953782 A FR 953782A FR 953782D A FR953782D A FR 953782DA FR 953782 A FR953782 A FR 953782A
- Authority
- FR
- France
- Prior art keywords
- development
- lighting fixtures
- fixtures
- lighting
- fixtures development
- 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
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
-
- 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 |
---|---|---|---|
US953782XA | 1946-02-16 | 1946-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR953782A true FR953782A (fr) | 1949-12-13 |
Family
ID=22251668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR953782D Expired FR953782A (fr) | 1946-02-16 | 1947-02-14 | Perfectionnement aux appareils d'éclairage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR953782A (fr) |
-
1947
- 1947-02-14 FR FR953782D patent/FR953782A/fr not_active Expired
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