Document Type and Number:
Japanese Patent JPS4940898
Kind Code:
A
Application Number:
JP8443872A
Publication Date:
April 17, 1974
Filing Date:
August 25, 1972
Export Citation:
International Classes:
G09F11/06; G04B19/20; (IPC1-7): G09F11/06
Domestic Patent References:
JPS3513528Y1 | ||||
JPS418617Y1 | ||||
JPS4331162Y1 | ||||
JPS454529Y1 | 1970-03-02 | |||
JPS475110U | 1972-09-14 |