JPS4919822A - - Google Patents
Info
- Publication number
- JPS4919822A JPS4919822A JP48041779A JP4177973A JPS4919822A JP S4919822 A JPS4919822 A JP S4919822A JP 48041779 A JP48041779 A JP 48041779A JP 4177973 A JP4177973 A JP 4177973A JP S4919822 A JPS4919822 A JP S4919822A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Projection-Type Copiers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT311572 | 1972-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4919822A true JPS4919822A (enExample) | 1974-02-21 |
Family
ID=3545534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48041779A Pending JPS4919822A (enExample) | 1972-04-11 | 1973-04-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3894800A (enExample) |
| JP (1) | JPS4919822A (enExample) |
| DE (1) | DE2312185A1 (enExample) |
| FR (1) | FR2180303A5 (enExample) |
| GB (1) | GB1427426A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH610669A5 (enExample) * | 1976-08-05 | 1979-04-30 | Gerard Mercure | |
| SE7802219L (sv) * | 1977-03-11 | 1978-09-12 | Rotter Johann | Byggkomponentsats for optikkonstruktioner samt derav framstellda optiska apparater |
| FR2436412A1 (fr) * | 1978-09-15 | 1980-04-11 | Cellophane Sa | Appareil de lecture de microformes |
| DE3412691A1 (de) * | 1984-04-04 | 1985-10-17 | Agfa-Gevaert Ag, 5090 Leverkusen | Fotografisches rollenkopiergeraet |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1979719A (en) * | 1932-02-17 | 1934-11-06 | Weisse Ernst | Photographic camera |
| US2744443A (en) * | 1952-04-23 | 1956-05-08 | Graphic Arts Res Foundation In | Photographic copying device |
| US3257899A (en) * | 1963-06-27 | 1966-06-28 | Donald A Hoyt | Multiple-scan projector apparatus |
| US3715155A (en) * | 1968-08-30 | 1973-02-06 | Elba Corp | Audio-visual display device |
| US3652157A (en) * | 1969-08-13 | 1972-03-28 | Xerox Corp | Microfilm projection apparatus |
| US3697176A (en) * | 1969-09-16 | 1972-10-10 | Audac Corp | A system for recording data on microfiche and for viewing and making prints of the recorded data |
| JPS4919084Y1 (enExample) * | 1969-11-07 | 1974-05-22 | ||
| DE2050012C3 (de) * | 1970-10-12 | 1978-06-29 | Hoechst Ag, 6000 Frankfurt | Mikrofilmrückvergrößerungsgerät |
| US3728020A (en) * | 1970-12-08 | 1973-04-17 | Aes Tech Syst | Apparatus and method of copying on a plurality of diverse copy media |
| US3734605A (en) * | 1971-07-21 | 1973-05-22 | Personal Communications Inc | Mechanical optical scanner |
-
1973
- 1973-03-12 DE DE2312185A patent/DE2312185A1/de active Pending
- 1973-03-22 GB GB1386973A patent/GB1427426A/en not_active Expired
- 1973-03-27 FR FR7310893A patent/FR2180303A5/fr not_active Expired
- 1973-04-09 US US348999A patent/US3894800A/en not_active Expired - Lifetime
- 1973-04-11 JP JP48041779A patent/JPS4919822A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2180303A5 (enExample) | 1973-11-23 |
| DE2312185A1 (de) | 1973-10-18 |
| US3894800A (en) | 1975-07-15 |
| GB1427426A (en) | 1976-03-10 |