JPS5312195Y2 - - Google Patents
Info
- Publication number
- JPS5312195Y2 JPS5312195Y2 JP1973128593U JP12859373U JPS5312195Y2 JP S5312195 Y2 JPS5312195 Y2 JP S5312195Y2 JP 1973128593 U JP1973128593 U JP 1973128593U JP 12859373 U JP12859373 U JP 12859373U JP S5312195 Y2 JPS5312195 Y2 JP S5312195Y2
- 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.)
- 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
- G03B21/14—Details
- G03B21/30—Details adapted to collapse or fold, e.g. for portability
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973128593U JPS5312195Y2 (US08197722-20120612-C00042.png) | 1973-11-08 | 1973-11-08 | |
| US05/510,819 US3951518A (en) | 1973-11-08 | 1974-09-30 | Projector and projection screen assembly |
| FR7434904A FR2251029B1 (US08197722-20120612-C00042.png) | 1973-11-08 | 1974-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973128593U JPS5312195Y2 (US08197722-20120612-C00042.png) | 1973-11-08 | 1973-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5074935U JPS5074935U (US08197722-20120612-C00042.png) | 1975-06-30 |
| JPS5312195Y2 true JPS5312195Y2 (US08197722-20120612-C00042.png) | 1978-04-03 |
Family
ID=14988584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1973128593U Expired JPS5312195Y2 (US08197722-20120612-C00042.png) | 1973-11-08 | 1973-11-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3951518A (US08197722-20120612-C00042.png) |
| JP (1) | JPS5312195Y2 (US08197722-20120612-C00042.png) |
| FR (1) | FR2251029B1 (US08197722-20120612-C00042.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8015655U1 (de) * | 1980-06-13 | 1980-11-06 | Stief, Horst, 4800 Bielefeld | Lichtbildwand fuer die durchlichtprojektion |
| JPS6438632U (US08197722-20120612-C00042.png) * | 1987-09-03 | 1989-03-08 | ||
| JPH01132182U (US08197722-20120612-C00042.png) * | 1988-03-03 | 1989-09-07 | ||
| US5223868A (en) * | 1991-05-16 | 1993-06-29 | Coiner Ii George | Dashboard mounted microfiche reader |
| AU635679B1 (en) * | 1992-02-20 | 1993-03-25 | Trutan Pty Limited | Improved screen simulator arrangement |
| US5289287A (en) * | 1992-10-29 | 1994-02-22 | North American Philips Corporation | Dockable LCD TV projector convertable between front and rear projection |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3375054A (en) * | 1964-12-11 | 1968-03-26 | Bohn Benton Inc | Cartridge type sound motion picture projector |
| US3522982A (en) * | 1965-08-18 | 1970-08-04 | Bohn Benton Inc | Collapsible screen assembly for portable motion picture projector |
| US3352203A (en) * | 1965-10-24 | 1967-11-14 | Bell & Howell Co | Self-storing rear screen projector |
| GB1186246A (en) * | 1967-11-27 | 1970-04-02 | George Powell | Improvements in or relating to Film Display Devices. |
| US3650614A (en) * | 1968-12-12 | 1972-03-21 | Ricoh Kk | Projector |
| AT311085B (de) * | 1970-01-14 | 1973-10-25 | Eumig | Projektionseinrichtung |
| US3695746A (en) * | 1970-04-06 | 1972-10-03 | Donald A Youngblood | Collapsible screen assembly |
| US3807848A (en) * | 1972-06-02 | 1974-04-30 | R Shoemaker | Combined carriers and viewers for projectors |
-
1973
- 1973-11-08 JP JP1973128593U patent/JPS5312195Y2/ja not_active Expired
-
1974
- 1974-09-30 US US05/510,819 patent/US3951518A/en not_active Expired - Lifetime
- 1974-10-17 FR FR7434904A patent/FR2251029B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2251029A1 (US08197722-20120612-C00042.png) | 1975-06-06 |
| US3951518A (en) | 1976-04-20 |
| FR2251029B1 (US08197722-20120612-C00042.png) | 1981-11-27 |
| JPS5074935U (US08197722-20120612-C00042.png) | 1975-06-30 |
