JPS50113229A - - Google Patents
Info
- Publication number
- JPS50113229A JPS50113229A JP49017917A JP1791774A JPS50113229A JP S50113229 A JPS50113229 A JP S50113229A JP 49017917 A JP49017917 A JP 49017917A JP 1791774 A JP1791774 A JP 1791774A JP S50113229 A JPS50113229 A JP S50113229A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Landscapes
- Diaphragms For Cameras (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49017917A JPS50113229A (en) | 1974-02-13 | 1974-02-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49017917A JPS50113229A (en) | 1974-02-13 | 1974-02-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS50113229A true JPS50113229A (en) | 1975-09-05 |
Family
ID=11957096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP49017917A Pending JPS50113229A (en) | 1974-02-13 | 1974-02-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS50113229A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5654414A (en) * | 1979-10-11 | 1981-05-14 | Fuji Xerox Co Ltd | Lens diaphragm device of copying machine |
JPS58145278A (en) * | 1982-02-22 | 1983-08-30 | Toshiba Corp | Image pickup device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3190177A (en) * | 1958-04-15 | 1965-06-22 | Edward K Kaprelian | Electrochemical shutters |
US3564261A (en) * | 1969-04-01 | 1971-02-16 | Melpar Inc | Electrolytic light scattering shutter system |
US3575489A (en) * | 1968-04-08 | 1971-04-20 | Trw Inc | Liquid cell optical shutter |
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1974
- 1974-02-13 JP JP49017917A patent/JPS50113229A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3190177A (en) * | 1958-04-15 | 1965-06-22 | Edward K Kaprelian | Electrochemical shutters |
US3575489A (en) * | 1968-04-08 | 1971-04-20 | Trw Inc | Liquid cell optical shutter |
US3564261A (en) * | 1969-04-01 | 1971-02-16 | Melpar Inc | Electrolytic light scattering shutter system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5654414A (en) * | 1979-10-11 | 1981-05-14 | Fuji Xerox Co Ltd | Lens diaphragm device of copying machine |
JPS58145278A (en) * | 1982-02-22 | 1983-08-30 | Toshiba Corp | Image pickup device |
JPH0435950B2 (en) * | 1982-02-22 | 1992-06-12 | Toshiba Kk |