CH553423A - Mikrofilmlesegeraet. - Google Patents
Mikrofilmlesegeraet.Info
- Publication number
- CH553423A CH553423A CH1776972A CH1776972A CH553423A CH 553423 A CH553423 A CH 553423A CH 1776972 A CH1776972 A CH 1776972A CH 1776972 A CH1776972 A CH 1776972A CH 553423 A CH553423 A CH 553423A
- Authority
- CH
- Switzerland
- Prior art keywords
- microfile
- reader
- microfile reader
- Prior art date
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
- G03B21/116—Handling microfiches
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712162841 DE2162841B2 (de) | 1971-12-17 | 1971-12-17 | Abstuetzvorrichtung fuer mikrofilmhalter eines mikrofilmlesegeraetes |
DE19722231774 DE2231774B2 (de) | 1972-06-29 | 1972-06-29 | Abstuetzvorrichtung fuer einen mikrofilmhalter eines mikrofilm- lesegeraetes |
Publications (1)
Publication Number | Publication Date |
---|---|
CH553423A true CH553423A (de) | 1974-08-30 |
Family
ID=25762180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1776972A CH553423A (de) | 1971-12-17 | 1972-12-06 | Mikrofilmlesegeraet. |
Country Status (4)
Country | Link |
---|---|
US (1) | US3817612A (de) |
BE (1) | BE792703A (de) |
CH (1) | CH553423A (de) |
FR (1) | FR2165454A5 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2542043C3 (de) * | 1975-09-20 | 1979-01-25 | Agfa-Gevaert Ag, 5090 Leverkusen | Mikrofilm-Lesegerät |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2256178A (en) * | 1939-02-04 | 1941-09-16 | Stuart Robert | Film reading system |
FR942117A (fr) * | 1944-03-06 | 1949-01-31 | Thomson Houston Comp Francaise | Porte-châssis pour appareil de lecture de microfilms |
US3352201A (en) * | 1965-10-08 | 1967-11-14 | Dietzgen Co Eugene | Projector viewer and image scanning assembly therefor |
US3560083A (en) * | 1968-01-24 | 1971-02-02 | Dietzgen Co Eugene | Microimage reader |
-
0
- BE BE792703D patent/BE792703A/xx unknown
-
1972
- 1972-12-06 CH CH1776972A patent/CH553423A/de not_active IP Right Cessation
- 1972-12-07 FR FR7243539A patent/FR2165454A5/fr not_active Expired
- 1972-12-15 US US00315484A patent/US3817612A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BE792703A (fr) | 1973-06-14 |
US3817612A (en) | 1974-06-18 |
FR2165454A5 (de) | 1973-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |