Document Type and Number:
Japanese Patent JPS51103422
Kind Code:
U
Application Number:
JP2202375U
Publication Date:
August 19, 1976
Filing Date:
February 17, 1975
Export Citation:
International Classes:
G11B23/28; G11B23/08; G11B23/30; (IPC1-7): G11B23/08; G11B23/30
Domestic Patent References:
| JPS4942920U | 1974-04-15 | |||
| JPS5253204U | 1977-04-16 |