FR2065533B1 - - Google Patents
Info
- Publication number
- FR2065533B1 FR2065533B1 FR7027069A FR7027069A FR2065533B1 FR 2065533 B1 FR2065533 B1 FR 2065533B1 FR 7027069 A FR7027069 A FR 7027069A FR 7027069 A FR7027069 A FR 7027069A FR 2065533 B1 FR2065533 B1 FR 2065533B1
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD14330469 | 1969-10-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2065533A1 FR2065533A1 (fr) | 1971-07-30 |
FR2065533B1 true FR2065533B1 (fr) | 1973-10-19 |
Family
ID=5481771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7027069A Expired FR2065533B1 (fr) | 1969-10-27 | 1970-07-22 |
Country Status (5)
Country | Link |
---|---|
CS (1) | CS180102B1 (fr) |
DE (1) | DE2035823A1 (fr) |
FR (1) | FR2065533B1 (fr) |
PL (1) | PL70042B1 (fr) |
SE (1) | SE367712B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2472197A1 (fr) * | 1979-12-18 | 1981-06-26 | Cintra Daniel | Lentille de fresnel et son application a la television |
WO2000052500A1 (fr) * | 1999-03-02 | 2000-09-08 | K-Dream | Dispositif pour la projection d'images et appareil de cuisson, appareil electromenager ou domotique et systeme de projection d'image mettant en oeuvre ledit dispositif |
-
1970
- 1970-07-18 DE DE19702035823 patent/DE2035823A1/de active Pending
- 1970-07-22 FR FR7027069A patent/FR2065533B1/fr not_active Expired
- 1970-08-13 PL PL14265570A patent/PL70042B1/xx unknown
- 1970-10-26 SE SE1440670A patent/SE367712B/xx unknown
- 1970-10-27 CS CS727170A patent/CS180102B1/cs unknown
Also Published As
Publication number | Publication date |
---|---|
SE367712B (fr) | 1974-06-04 |
PL70042B1 (fr) | 1973-12-31 |
FR2065533A1 (fr) | 1971-07-30 |
CS180102B1 (en) | 1977-12-30 |
DE2035823A1 (de) | 1971-04-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |