FR2136151A5 - - Google Patents
Info
- Publication number
- FR2136151A5 FR2136151A5 FR7211778A FR7211778A FR2136151A5 FR 2136151 A5 FR2136151 A5 FR 2136151A5 FR 7211778 A FR7211778 A FR 7211778A FR 7211778 A FR7211778 A FR 7211778A FR 2136151 A5 FR2136151 A5 FR 2136151A5
- 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
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/10—Projectors with built-in or built-on screen
- G03B21/11—Projectors with built-in or built-on screen for microfilm reading
- G03B21/115—Projectors with built-in or built-on screen for microfilm reading of microfiches
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2116813A DE2116813C3 (de) | 1971-04-06 | 1971-04-06 | Mikrofilmlesegerät |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2136151A5 true FR2136151A5 (OSRAM) | 1972-12-22 |
Family
ID=5804041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7211778A Expired FR2136151A5 (OSRAM) | 1971-04-06 | 1972-04-04 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3792923A (OSRAM) |
| CA (1) | CA953553A (OSRAM) |
| CH (1) | CH545487A (OSRAM) |
| DE (1) | DE2116813C3 (OSRAM) |
| FR (1) | FR2136151A5 (OSRAM) |
| GB (1) | GB1392222A (OSRAM) |
| IT (1) | IT960306B (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2654320A1 (de) * | 1976-07-22 | 1978-06-01 | Agfa Gevaert Ag | Mikrofilmlesegeraet |
| DE2911090C3 (de) * | 1979-03-21 | 1982-01-14 | Agfa-Gevaert Ag, 5090 Leverkusen | Mehrfach-Objektivträger in einem Mikrofilm-Lesegerät |
| US4410248A (en) * | 1982-04-16 | 1983-10-18 | Realist, Inc. | Optical and focusing arrangement for microfiche reader |
| US4836667A (en) * | 1986-05-06 | 1989-06-06 | Slidex Corporation | Microscope |
| US4961641A (en) * | 1989-11-29 | 1990-10-09 | Leon Segal | Slide projector with ergonomic slide selection and access |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1918468A (en) * | 1929-03-13 | 1933-07-18 | George L Brown Sr | Condensed cataloging and projecting machine |
-
1971
- 1971-04-06 DE DE2116813A patent/DE2116813C3/de not_active Expired
-
1972
- 1972-04-04 US US00240981A patent/US3792923A/en not_active Expired - Lifetime
- 1972-04-04 IT IT89507/72A patent/IT960306B/it active
- 1972-04-04 FR FR7211778A patent/FR2136151A5/fr not_active Expired
- 1972-04-05 CA CA138,904A patent/CA953553A/en not_active Expired
- 1972-04-05 CH CH494572A patent/CH545487A/de not_active IP Right Cessation
- 1972-04-06 GB GB1597872A patent/GB1392222A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2116813B2 (de) | 1977-10-27 |
| CH545487A (de) | 1973-12-15 |
| GB1392222A (en) | 1975-04-30 |
| DE2116813C3 (de) | 1978-06-15 |
| DE2116813A1 (de) | 1972-10-19 |
| CA953553A (en) | 1974-08-27 |
| IT960306B (it) | 1973-11-20 |
| US3792923A (en) | 1974-02-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |