FR725213A - Perfectionnements apportés aux stéréoscopes - Google Patents
Perfectionnements apportés aux stéréoscopesInfo
- Publication number
- FR725213A FR725213A FR725213DA FR725213A FR 725213 A FR725213 A FR 725213A FR 725213D A FR725213D A FR 725213DA FR 725213 A FR725213 A FR 725213A
- Authority
- FR
- France
- Prior art keywords
- stereoscopes
- Prior art date
- 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
- 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
- G03B23/04—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 with linear movement
- G03B23/042—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 with linear movement whereby the picture is not returned to the same stock after projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR725213T | 1931-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR725213A true FR725213A (fr) | 1932-05-10 |
Family
ID=9109943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR725213D Expired FR725213A (fr) | 1931-10-12 | 1931-10-12 | Perfectionnements apportés aux stéréoscopes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR725213A (fr) |
-
1931
- 1931-10-12 FR FR725213D patent/FR725213A/fr not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR719330A (fr) | Perfectionnements aux bouchons | |
FR728748A (fr) | Perfectionnements aux miroirs | |
FR727730A (fr) | Perfectionnements aux aéroplanes | |
FR725213A (fr) | Perfectionnements apportés aux stéréoscopes | |
FR725026A (fr) | Perfectionnements aux vilebrequins | |
FR723914A (fr) | Perfectionnements apportés aux faucheuses | |
FR736100A (fr) | Perfectionnements aux aéroplanes | |
FR719285A (fr) | Perfectionnements aux bannetons | |
FR718083A (fr) | Perfectionnements aux soupapes-pistons | |
FR41670E (fr) | Perfectionnements aux décavaillonneurs | |
FR727937A (fr) | Perfectionnements aux décavaillonneurs | |
FR732899A (fr) | Perfectionnements aux micro-téléphones | |
FR715992A (fr) | Perfectionnements aux motocaméras | |
FR732335A (fr) | Perfectionnements aux servo-freins | |
FR711516A (fr) | Perfectionnements aux modulateurs | |
FR729354A (fr) | Perfectionnements aux surchauffeurs | |
FR721520A (fr) | Perfectionnements aux auditoria | |
FR40329E (fr) | Perfectionnements apportés aux films | |
FR40099E (fr) | Perfectionnements apportés aux films | |
FR732633A (fr) | Perfectionnements aux mécanismes de démarrage | |
FR736145A (fr) | Perfectionnements aux mécanismes de démarrage | |
FR736144A (fr) | Perfectionnements aux mécanismes de démarrage | |
FR730635A (fr) | Perfectionnements aux mécanismes de démarrage | |
FR724430A (fr) | Perfectionnements aux magnétos | |
FR720118A (fr) | Perfectionnements aux robinets |