Document Type and Number:
Japanese Patent JPS5450912
Kind Code:
U
Application Number:
JP12512377U
Publication Date:
April 09, 1979
Filing Date:
September 16, 1977
Export Citation:
International Classes:
H04N1/04; G02B26/10; H04N1/12; (IPC1-7): H04N1/12; G02B27/17
Domestic Patent References:
| JPS4960539A | 1974-06-12 | |||
| JPS4326347Y1 | 1968-11-02 | |||
| JPS4945629A | 1974-05-01 |