FR1550320A - - Google Patents
Info
- Publication number
- FR1550320A FR1550320A FR1550320DA FR1550320A FR 1550320 A FR1550320 A FR 1550320A FR 1550320D A FR1550320D A FR 1550320DA FR 1550320 A FR1550320 A FR 1550320A
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR127114 | 1967-11-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1550320A true FR1550320A (en) | 1968-12-20 |
Family
ID=8641297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1550320D Expired FR1550320A (en) | 1967-11-06 | 1967-11-06 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1550320A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2307289A1 (en) * | 1975-04-11 | 1976-11-05 | Alos Ag | READING APPARATUS INTENDED TO MAKE READABLE A MICROCOPY FORMING PART OF A MICROFICHE |
-
1967
- 1967-11-06 FR FR1550320D patent/FR1550320A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2307289A1 (en) * | 1975-04-11 | 1976-11-05 | Alos Ag | READING APPARATUS INTENDED TO MAKE READABLE A MICROCOPY FORMING PART OF A MICROFICHE |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
TP | Transmission of property | ||
ST | Notification of lapse |