Document Type and Number:
Japanese Patent JPS4941024
Kind Code:
A
More Like This:
Application Number:
JP8594572A
Publication Date:
April 17, 1974
Filing Date:
August 28, 1972
Export Citation:
International Classes:
H04N5/59
Foreign References:
US3637923A | 1972-01-25 | |||
US3009989A | 1961-11-21 |