CA921740A - Lap dissolve system for transparency projection - Google Patents
Lap dissolve system for transparency projectionInfo
- Publication number
- CA921740A CA921740A CA070135A CA70135A CA921740A CA 921740 A CA921740 A CA 921740A CA 070135 A CA070135 A CA 070135A CA 70135 A CA70135 A CA 70135A CA 921740 A CA921740 A CA 921740A
- Authority
- CA
- Canada
- Prior art keywords
- lap dissolve
- transparency projection
- dissolve system
- transparency
- projection
- 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
- G03B23/18—Devices for changing pictures in viewing apparatus or projectors with fade-in and fade-out effects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US79546669A | 1969-01-31 | 1969-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA921740A true CA921740A (en) | 1973-02-27 |
Family
ID=25165579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA070135A Expired CA921740A (en) | 1969-01-31 | 1969-12-17 | Lap dissolve system for transparency projection |
Country Status (5)
Country | Link |
---|---|
US (1) | US3563646A (de) |
CA (1) | CA921740A (de) |
DE (1) | DE2003881A1 (de) |
FR (1) | FR2029752A1 (de) |
GB (1) | GB1303108A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR199696A1 (es) * | 1972-12-06 | 1974-09-23 | Rollei Werke Franke Heidecke | Un proyector de diapositivas fotograficas |
FR2489978A1 (fr) * | 1980-09-09 | 1982-03-12 | Automatisme Cie Gle | Panier pour l'emmagasinage et le classement de fiches et machine pour la lecture de fiches disposees dans de tels paniers |
GB2231971A (en) * | 1989-04-29 | 1990-11-28 | Mcduffie White Peter | Advance mechanism for slide projector |
DE4200765A1 (de) * | 1992-01-14 | 1993-07-15 | Kodak Ag | Vorrichtung zum bewegen eines diapositivs in eine bildbuehne und zur aufnahme eines objektivtraegers |
-
1969
- 1969-01-31 US US795466*A patent/US3563646A/en not_active Expired - Lifetime
- 1969-12-17 CA CA070135A patent/CA921740A/en not_active Expired
-
1970
- 1970-01-21 FR FR7002031A patent/FR2029752A1/fr not_active Withdrawn
- 1970-01-29 DE DE19702003881 patent/DE2003881A1/de active Pending
- 1970-01-30 GB GB448470A patent/GB1303108A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3563646A (en) | 1971-02-16 |
DE2003881A1 (de) | 1970-08-06 |
GB1303108A (de) | 1973-01-17 |
FR2029752A1 (de) | 1970-10-23 |
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