JPS4991221A - - Google Patents
Info
- Publication number
- JPS4991221A JPS4991221A JP151473A JP151473A JPS4991221A JP S4991221 A JPS4991221 A JP S4991221A JP 151473 A JP151473 A JP 151473A JP 151473 A JP151473 A JP 151473A JP S4991221 A JPS4991221 A JP S4991221A
- 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.)
- Granted
Links
Landscapes
- Exposure Control For Cameras (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP731514A JPS5542729B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-12-29 | 1972-12-29 | |
| DE2364866A DE2364866C2 (de) | 1972-12-29 | 1973-12-28 | Automatischer Belichtungszeitsteuerstromkreis |
| US05/429,276 US3995284A (en) | 1972-12-29 | 1973-12-28 | Automatic exposure time control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP731514A JPS5542729B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-12-29 | 1972-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4991221A true JPS4991221A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-08-31 |
| JPS5542729B2 JPS5542729B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-11-01 |
Family
ID=11503578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP731514A Expired JPS5542729B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-12-29 | 1972-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5542729B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508528A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-02-05 | 1975-01-29 | ||
| JPS5043918A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-20 | 1975-04-21 | ||
| JPS50138828A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-04-23 | 1975-11-06 | ||
| JPS55153922A (en) * | 1979-05-21 | 1980-12-01 | Oki Electric Ind Co Ltd | Digital shutter control circuit |
| JPS55153923A (en) * | 1979-05-21 | 1980-12-01 | Oki Electric Ind Co Ltd | Digital shutter control circuit of camera |
| JPS5611440A (en) * | 1979-07-06 | 1981-02-04 | Kyocera Corp | Exposure time control circuit |
| JPS5694337A (en) * | 1980-06-06 | 1981-07-30 | Kyocera Corp | Digital control electric shutter |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3594560A (en) * | 1969-01-03 | 1971-07-20 | Bell Telephone Labor Inc | Digital expandor circuit |
| DE2164243A1 (de) * | 1970-12-28 | 1972-06-29 | Kabushiki Kaisha Koparu, Tokio | Elektronischer Verschluß für einäugige Spiegelreflexkameras |
-
1972
- 1972-12-29 JP JP731514A patent/JPS5542729B2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3594560A (en) * | 1969-01-03 | 1971-07-20 | Bell Telephone Labor Inc | Digital expandor circuit |
| DE2164243A1 (de) * | 1970-12-28 | 1972-06-29 | Kabushiki Kaisha Koparu, Tokio | Elektronischer Verschluß für einäugige Spiegelreflexkameras |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508528A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-02-05 | 1975-01-29 | ||
| JPS5043918A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-20 | 1975-04-21 | ||
| JPS50138828A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-04-23 | 1975-11-06 | ||
| JPS55153922A (en) * | 1979-05-21 | 1980-12-01 | Oki Electric Ind Co Ltd | Digital shutter control circuit |
| JPS55153923A (en) * | 1979-05-21 | 1980-12-01 | Oki Electric Ind Co Ltd | Digital shutter control circuit of camera |
| JPS5611440A (en) * | 1979-07-06 | 1981-02-04 | Kyocera Corp | Exposure time control circuit |
| JPS5694337A (en) * | 1980-06-06 | 1981-07-30 | Kyocera Corp | Digital control electric shutter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5542729B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-11-01 |