FR1557504A - - Google Patents
Info
- Publication number
- FR1557504A FR1557504A FR1557504DA FR1557504A FR 1557504 A FR1557504 A FR 1557504A FR 1557504D A FR1557504D A FR 1557504DA FR 1557504 A FR1557504 A FR 1557504A
- 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
- G03B9/36—Sliding rigid plate
- G03B9/40—Double plate
- G03B9/42—Double plate with adjustable slot; with mechanism controlling relative movement of plates to form slot
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEC0042009 | 1967-04-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1557504A true FR1557504A (en) | 1969-02-14 |
Family
ID=7024793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1557504D Expired FR1557504A (en) | 1967-04-11 | 1968-03-28 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3532046A (en) |
FR (1) | FR1557504A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5074934U (en) * | 1973-11-07 | 1975-06-30 | ||
JPS5950045B2 (en) * | 1977-01-11 | 1984-12-06 | 日本電産コパル株式会社 | focal plane ivy |
US4147418A (en) * | 1977-10-11 | 1979-04-03 | Polaroid Corporation | Photographic exposure control system with independent ambient and artificial illumination control modes |
-
1968
- 1968-03-28 FR FR1557504D patent/FR1557504A/fr not_active Expired
- 1968-04-05 US US719006A patent/US3532046A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3532046A (en) | 1970-10-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |