FR2152205A5 - - Google Patents
Info
- Publication number
- FR2152205A5 FR2152205A5 FR7231842A FR7231842A FR2152205A5 FR 2152205 A5 FR2152205 A5 FR 2152205A5 FR 7231842 A FR7231842 A FR 7231842A FR 7231842 A FR7231842 A FR 7231842A FR 2152205 A5 FR2152205 A5 FR 2152205A5
- Authority
- FR
- France
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712145100 DE2145100C3 (de) | 1971-09-09 | Steuerschaltung für Überblendprojektion im Vorwärts- und im Rückwärtslauf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2152205A5 true FR2152205A5 (OSRAM) | 1973-04-20 |
Family
ID=5819096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7231842A Expired FR2152205A5 (OSRAM) | 1971-09-09 | 1972-09-08 |
Country Status (5)
| Country | Link |
|---|---|
| ES (1) | ES406491A1 (OSRAM) |
| FR (1) | FR2152205A5 (OSRAM) |
| GB (1) | GB1403427A (OSRAM) |
| HK (1) | HK15976A (OSRAM) |
| MY (1) | MY7600082A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2353874A1 (fr) * | 1976-06-03 | 1977-12-30 | Serac Ind | Dispositif pour la commande en fondu enchaine d'au moins une paire de projecteurs de diapositives |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2889778A1 (en) * | 2014-04-28 | 2015-10-28 | Modest Tree Media Inc. | Virtual interactive learning environment |
-
1972
- 1972-09-08 FR FR7231842A patent/FR2152205A5/fr not_active Expired
- 1972-09-08 ES ES406491A patent/ES406491A1/es not_active Expired
- 1972-09-11 GB GB4203372A patent/GB1403427A/en not_active Expired
-
1976
- 1976-03-18 HK HK15976A patent/HK15976A/xx unknown
- 1976-12-30 MY MY7600082A patent/MY7600082A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2353874A1 (fr) * | 1976-06-03 | 1977-12-30 | Serac Ind | Dispositif pour la commande en fondu enchaine d'au moins une paire de projecteurs de diapositives |
Also Published As
| Publication number | Publication date |
|---|---|
| ES406491A1 (es) | 1975-07-16 |
| HK15976A (en) | 1976-03-26 |
| DE2145100B2 (de) | 1973-08-30 |
| DE2145100A1 (de) | 1973-03-29 |
| MY7600082A (en) | 1976-12-31 |
| GB1403427A (en) | 1975-08-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |