FR514702A - Improvements to light projectors - Google Patents
Improvements to light projectorsInfo
- Publication number
- FR514702A FR514702A FR514702A FR514702DA FR514702A FR 514702 A FR514702 A FR 514702A FR 514702 A FR514702 A FR 514702A FR 514702D A FR514702D A FR 514702DA FR 514702 A FR514702 A FR 514702A
- Authority
- FR
- France
- Prior art keywords
- light projectors
- projectors
- light
- 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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
- F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR514702T | 1920-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR514702A true FR514702A (en) | 1921-03-17 |
Family
ID=8914310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR514702A Expired FR514702A (en) | 1920-04-29 | 1920-04-29 | Improvements to light projectors |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR514702A (en) |
-
1920
- 1920-04-29 FR FR514702A patent/FR514702A/en not_active Expired
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