FR2047939A1 - - Google Patents
Info
- Publication number
- FR2047939A1 FR2047939A1 FR7023498A FR7023498A FR2047939A1 FR 2047939 A1 FR2047939 A1 FR 2047939A1 FR 7023498 A FR7023498 A FR 7023498A FR 7023498 A FR7023498 A FR 7023498A FR 2047939 A1 FR2047939 A1 FR 2047939A1
- 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.)
- Withdrawn
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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83650069A | 1969-06-25 | 1969-06-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2047939A1 true FR2047939A1 (fr) | 1971-03-19 |
Family
ID=25272096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7023498A Withdrawn FR2047939A1 (fr) | 1969-06-25 | 1970-06-25 |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2031484A1 (fr) |
FR (1) | FR2047939A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2913193C2 (de) * | 1979-04-02 | 1985-09-26 | Jopp, Rudolf, 6000 Frankfurt | Vorrichtung zur Eingabe von Mikrofilmkarten in Lesegeräte |
-
1970
- 1970-06-25 FR FR7023498A patent/FR2047939A1/fr not_active Withdrawn
- 1970-06-25 DE DE19702031484 patent/DE2031484A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2031484A1 (de) | 1971-04-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |