BE800137A - PROJECTORS FOR FILMS, - Google Patents
PROJECTORS FOR FILMS,Info
- Publication number
- BE800137A BE800137A BE131606A BE131606A BE800137A BE 800137 A BE800137 A BE 800137A BE 131606 A BE131606 A BE 131606A BE 131606 A BE131606 A BE 131606A BE 800137 A BE800137 A BE 800137A
- Authority
- BE
- Belgium
- Prior art keywords
- projectors
- films
- 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
- G03B21/14—Details
- G03B21/32—Details specially adapted for motion-picture projection
- G03B21/321—Holders for films, e.g. reels, cassettes, spindles
- G03B21/323—Cassettes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2531572 | 1972-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE800137A true BE800137A (en) | 1973-09-17 |
Family
ID=10225722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE131606A BE800137A (en) | 1972-05-30 | 1973-05-28 | PROJECTORS FOR FILMS, |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE800137A (en) |
BR (1) | BR7304041D0 (en) |
-
1973
- 1973-05-28 BE BE131606A patent/BE800137A/en unknown
- 1973-05-30 BR BR404173A patent/BR7304041D0/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR7304041D0 (en) | 1974-07-25 |
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