Document Type and Number:
Japanese Patent JPS53145077
Kind Code:
U
Application Number:
JP6785578U
Publication Date:
November 15, 1978
Filing Date:
May 22, 1978
Export Citation:
International Classes:
G09F11/06; F16H29/00; F16H31/00; G04B19/20; G09F11/02; (IPC1-7): F16H29/00; G04B19/20; G09F11/02
Domestic Patent References:
| JPS4830791U | 1973-04-14 |