Document Type and Number:
Japanese Patent JPH01151682
Kind Code:
U
Application Number:
JP4927488U
Publication Date:
October 19, 1989
Filing Date:
April 12, 1988
Export Citation:
International Classes:
H04N5/91; G11B20/06; (IPC1-7): H04N5/91; G11B20/06
Domestic Patent References:
| JPS59148469A | 1984-08-25 | |||
| JPS561679A | 1981-01-09 |