Document Type and Number:
Japanese Patent JPS5511697
Kind Code:
U
Application Number:
JP3550579U
Publication Date:
January 25, 1980
Filing Date:
March 19, 1979
Export Citation:
International Classes:
H04N5/85; G11B7/08; G11B7/085; G11B7/09; G11B7/12; G11B7/135; G11B21/08; (IPC1-7): G11B7/12; H04N5/85
Domestic Patent References:
| JP46013290A | ||||
| JPS4894401A | 1973-12-05 |