Document Type and Number:
Japanese Patent JPS57168851
Kind Code:
U
Application Number:
JP3273382U
Publication Date:
October 23, 1982
Filing Date:
March 08, 1982
Export Citation:
International Classes:
G11B15/087; G11B15/02; (IPC1-7): G11B15/02
Domestic Patent References:
| JPS4825650A | 1973-04-03 | |||
| JPS4722104A |