FR759267A - Light intensity adjustment device - Google Patents
Light intensity adjustment deviceInfo
- Publication number
- FR759267A FR759267A FR759267DA FR759267A FR 759267 A FR759267 A FR 759267A FR 759267D A FR759267D A FR 759267DA FR 759267 A FR759267 A FR 759267A
- Authority
- FR
- France
- Prior art keywords
- light intensity
- adjustment device
- intensity adjustment
- light
- intensity
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/155—Coordinated control of two or more light sources
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB759267X | 1932-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR759267A true FR759267A (en) | 1934-01-31 |
Family
ID=10496729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR759267D Expired FR759267A (en) | 1932-08-04 | 1933-07-31 | Light intensity adjustment device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR759267A (en) |
-
1933
- 1933-07-31 FR FR759267D patent/FR759267A/en not_active Expired
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