FR37730E - Réflecteur de lumière - Google Patents
Réflecteur de lumièreInfo
- Publication number
- FR37730E FR37730E FR37730DA FR37730E FR 37730 E FR37730 E FR 37730E FR 37730D A FR37730D A FR 37730DA FR 37730 E FR37730 E FR 37730E
- Authority
- FR
- France
- Prior art keywords
- light reflector
- reflector
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR37730T | 1929-10-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR37730E true FR37730E (fr) | 1931-01-14 |
Family
ID=8674324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR37730D Expired FR37730E (fr) | 1929-10-04 | 1929-10-04 | Réflecteur de lumière |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR37730E (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2498426A (en) * | 1947-03-24 | 1950-02-21 | Roy W Johnson | Catadioptric reflex reflecting lens |
DE1047684B (de) * | 1955-11-03 | 1958-12-24 | Siemens Ag | Optische Anordnung fuer Lichtsignale, im besonderen Tageslichtsignale, mit Streuscheiben und Tiefenstreuspiegeln |
FR2501828A1 (fr) * | 1981-03-16 | 1982-09-17 | Cibie Projecteurs | Perfectionnements aux feux de vehicules automobiles |
US5450236A (en) * | 1990-02-07 | 1995-09-12 | Storra Aktiebolag | Reflector, especially for display signs and road signs and a sign manufactured thereof |
US5617152A (en) * | 1993-06-20 | 1997-04-01 | Unic View Ltd. | Projector system for video and computer generated information |
-
1929
- 1929-10-04 FR FR37730D patent/FR37730E/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2498426A (en) * | 1947-03-24 | 1950-02-21 | Roy W Johnson | Catadioptric reflex reflecting lens |
DE1047684B (de) * | 1955-11-03 | 1958-12-24 | Siemens Ag | Optische Anordnung fuer Lichtsignale, im besonderen Tageslichtsignale, mit Streuscheiben und Tiefenstreuspiegeln |
FR2501828A1 (fr) * | 1981-03-16 | 1982-09-17 | Cibie Projecteurs | Perfectionnements aux feux de vehicules automobiles |
US5450236A (en) * | 1990-02-07 | 1995-09-12 | Storra Aktiebolag | Reflector, especially for display signs and road signs and a sign manufactured thereof |
US5617152A (en) * | 1993-06-20 | 1997-04-01 | Unic View Ltd. | Projector system for video and computer generated information |
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