Document Type and Number:
Japanese Patent JPS50102308
Kind Code:
U
Application Number:
JP1097774U
Publication Date:
August 23, 1975
Filing Date:
January 25, 1974
Export Citation:
International Classes:
G11B33/00; G05F5/00; G11B5/00; G11B15/66; G11B15/665; (IPC1-7): G11B5/00
Domestic Patent References:
| JPS536852A | 1978-01-21 |