FR1572950A - - Google Patents
Info
- Publication number
- FR1572950A FR1572950A FR1572950DA FR1572950A FR 1572950 A FR1572950 A FR 1572950A FR 1572950D A FR1572950D A FR 1572950DA FR 1572950 A FR1572950 A FR 1572950A
- Authority
- FR
- France
- 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
- F21V7/04—Optical design
-
- 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)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES61911U DE1975707U (de) | 1967-07-27 | 1967-07-27 | Flutlichtleuchte mit einem rinnenfoermigen asymmetrischen spiegelreflektor. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1572950A true FR1572950A (es) | 1969-06-27 |
Family
ID=7495218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1572950D Expired FR1572950A (es) | 1967-07-27 | 1968-07-26 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE718562A (es) |
| CH (1) | CH471347A (es) |
| DE (1) | DE1975707U (es) |
| ES (1) | ES140622Y (es) |
| FR (1) | FR1572950A (es) |
| LU (1) | LU56493A1 (es) |
| NL (1) | NL6810625A (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2319316A1 (de) * | 1973-04-17 | 1974-10-31 | Paul Haendler | Leuchte |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3679893A (en) * | 1970-09-03 | 1972-07-25 | Sylvan R Schemitz And Associat | Luminaire reflector comprising elliptical and parabolic segments |
| US4027151A (en) * | 1975-11-18 | 1977-05-31 | Crouse-Hinds Company | Luminaire and reflector therefor |
-
1967
- 1967-07-27 DE DES61911U patent/DE1975707U/de not_active Expired
-
1968
- 1968-06-24 CH CH944468A patent/CH471347A/de unknown
- 1968-07-15 LU LU56493D patent/LU56493A1/xx unknown
- 1968-07-25 BE BE718562D patent/BE718562A/xx unknown
- 1968-07-26 NL NL6810625A patent/NL6810625A/xx unknown
- 1968-07-26 ES ES1968140622U patent/ES140622Y/es not_active Expired
- 1968-07-26 FR FR1572950D patent/FR1572950A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2319316A1 (de) * | 1973-04-17 | 1974-10-31 | Paul Haendler | Leuchte |
Also Published As
| Publication number | Publication date |
|---|---|
| ES140622Y (es) | 1970-01-01 |
| BE718562A (es) | 1968-12-31 |
| CH471347A (de) | 1969-04-15 |
| DE1975707U (de) | 1967-12-28 |
| NL6810625A (es) | 1969-01-29 |
| ES140622U (es) | 1969-01-01 |
| LU56493A1 (es) | 1968-10-28 |