BE799096A - Pellicule photographique a auto-developpement comportant un element de liaaison et d'espacement d'epaisseur decroissante et son procede de fabrication, - Google Patents
Pellicule photographique a auto-developpement comportant un element de liaaison et d'espacement d'epaisseur decroissante et son procede de fabrication,Info
- Publication number
- BE799096A BE799096A BE130743A BE130743A BE799096A BE 799096 A BE799096 A BE 799096A BE 130743 A BE130743 A BE 130743A BE 130743 A BE130743 A BE 130743A BE 799096 A BE799096 A BE 799096A
- Authority
- BE
- Belgium
- Prior art keywords
- self
- manufacturing process
- film containing
- photographic film
- spacing element
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/42—Structural details
- G03C8/44—Integral units, i.e. the image-forming section not being separated from the image-receiving section
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photographic Developing Apparatuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25061172A | 1972-05-05 | 1972-05-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE799096A true BE799096A (fr) | 1973-11-05 |
Family
ID=22948457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE130743A BE799096A (fr) | 1972-05-05 | 1973-05-04 | Pellicule photographique a auto-developpement comportant un element de liaaison et d'espacement d'epaisseur decroissante et son procede de fabrication, |
Country Status (3)
Country | Link |
---|---|
US (1) | US3761268A (fr) |
BE (1) | BE799096A (fr) |
CA (1) | CA988348A (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3944701A (en) * | 1972-11-06 | 1976-03-16 | Polaroid Corporation | Photographic film unit having gravure coated, tapered thickness layer |
JPS5952419B2 (ja) * | 1979-05-30 | 1984-12-19 | 富士写真フイルム株式会社 | 積層一体型拡散転写写真フイルムユニツト |
US4312939A (en) * | 1980-04-18 | 1982-01-26 | Polaroid Corporation | Photographic product and process of making the same |
US4395102A (en) * | 1981-12-28 | 1983-07-26 | Polaroid Corporation | Bellows for folding camera |
US4392732A (en) * | 1981-12-28 | 1983-07-12 | Polaroid Corporation | Folding camera with viewfinder having independently mounted optical elements |
US4387978A (en) * | 1981-12-28 | 1983-06-14 | Polaroid Corporation | Folding camera with pivotally mounted viewfinder |
US4389110A (en) * | 1981-12-28 | 1983-06-21 | Polaroid Corporation | Folding camera |
US4545663A (en) * | 1982-12-27 | 1985-10-08 | Polaroid Corporation | Integral self-developing film unit and system for use thereof |
US4541704A (en) * | 1984-09-10 | 1985-09-17 | Polaroid Corporation | Photographic camera with electronic image enhancement |
US4693963A (en) * | 1986-04-01 | 1987-09-15 | Polaroid Corporation | Self-developing integral film unit |
-
1972
- 1972-05-05 US US00250611A patent/US3761268A/en not_active Expired - Lifetime
-
1973
- 1973-04-03 CA CA167,802A patent/CA988348A/en not_active Expired
- 1973-05-04 BE BE130743A patent/BE799096A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA988348A (en) | 1976-05-04 |
US3761268A (en) | 1973-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: POLAROID CORP. Effective date: 19920531 |