FR1155987A - Window enhancements for motion picture projection devices - Google Patents
Window enhancements for motion picture projection devicesInfo
- Publication number
- FR1155987A FR1155987A FR1155987DA FR1155987A FR 1155987 A FR1155987 A FR 1155987A FR 1155987D A FR1155987D A FR 1155987DA FR 1155987 A FR1155987 A FR 1155987A
- Authority
- FR
- France
- Prior art keywords
- motion picture
- projection devices
- picture projection
- enhancements
- window
- 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
- G03B1/00—Film strip handling
- G03B1/56—Threading; Loop forming
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1155987T | 1956-07-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1155987A true FR1155987A (en) | 1958-05-12 |
Family
ID=9649815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1155987D Expired FR1155987A (en) | 1956-07-12 | 1956-07-12 | Window enhancements for motion picture projection devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1155987A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1981001750A1 (en) * | 1979-12-18 | 1981-06-25 | H Schrader | Film guide,particularly for projection apparatus,viewer,enlargement apparatus,etc. |
-
1956
- 1956-07-12 FR FR1155987D patent/FR1155987A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1981001750A1 (en) * | 1979-12-18 | 1981-06-25 | H Schrader | Film guide,particularly for projection apparatus,viewer,enlargement apparatus,etc. |
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