FR1060459A - Profil de stries notamment pour glace de projecteur - Google Patents
Profil de stries notamment pour glace de projecteurInfo
- Publication number
- FR1060459A FR1060459A FR1060459DA FR1060459A FR 1060459 A FR1060459 A FR 1060459A FR 1060459D A FR1060459D A FR 1060459DA FR 1060459 A FR1060459 A FR 1060459A
- Authority
- FR
- France
- Prior art keywords
- groove profile
- profile especially
- projector glass
- projector
- glass
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/28—Cover glass
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1060459T | 1952-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1060459A true FR1060459A (fr) | 1954-04-02 |
Family
ID=9599621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1060459D Expired FR1060459A (fr) | 1952-07-21 | 1952-07-21 | Profil de stries notamment pour glace de projecteur |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1060459A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5473454A (en) * | 1993-06-02 | 1995-12-05 | Hughes Aircraft Company | Elliptical diffuser |
-
1952
- 1952-07-21 FR FR1060459D patent/FR1060459A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5473454A (en) * | 1993-06-02 | 1995-12-05 | Hughes Aircraft Company | Elliptical diffuser |
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