FR2274060B1 - - Google Patents
Info
- Publication number
- FR2274060B1 FR2274060B1 FR7513053A FR7513053A FR2274060B1 FR 2274060 B1 FR2274060 B1 FR 2274060B1 FR 7513053 A FR7513053 A FR 7513053A FR 7513053 A FR7513053 A FR 7513053A FR 2274060 B1 FR2274060 B1 FR 2274060B1
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
- G03B9/28—Roller blind or flexible plate
- G03B9/32—Double blind
-
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/58—Means for varying duration of "open" period of shutter
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49064427A JPS50156429A (xx) | 1974-06-06 | 1974-06-06 | |
JP49064426A JPS50156428A (xx) | 1974-06-06 | 1974-06-06 | |
JP6442574A JPS5645126B2 (xx) | 1974-06-06 | 1974-06-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2274060A1 FR2274060A1 (fr) | 1976-01-02 |
FR2274060B1 true FR2274060B1 (xx) | 1977-11-10 |
Family
ID=27298476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7513053A Granted FR2274060A1 (fr) | 1974-06-06 | 1975-04-25 | Obturateur a rideaux commande electriquement pour appareil photographique |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2525350C3 (xx) |
FR (1) | FR2274060A1 (xx) |
GB (1) | GB1513785A (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5589822A (en) * | 1978-12-28 | 1980-07-07 | Canon Inc | Bulb photography control system of camera |
-
1975
- 1975-04-25 FR FR7513053A patent/FR2274060A1/fr active Granted
- 1975-05-23 GB GB2244475A patent/GB1513785A/en not_active Expired
- 1975-06-06 DE DE19752525350 patent/DE2525350C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2274060A1 (fr) | 1976-01-02 |
DE2525350C3 (de) | 1980-06-04 |
DE2525350B2 (de) | 1979-09-06 |
GB1513785A (en) | 1978-06-07 |
DE2525350A1 (de) | 1975-12-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |