Document Type and Number:
Japanese Patent JPS4877873
Kind Code:
A
Application Number:
JP805972A
Publication Date:
October 19, 1973
Filing Date:
January 22, 1972
Export Citation:
International Classes:
G04G15/00; G01D7/00; G04G5/00; (IPC1-7): G04F9/02
Domestic Patent References:
| JPS464741A | ||||
| JPS4861174A | 1973-08-27 |