Document Type and Number:
Japanese Patent JPS5087613
Kind Code:
A
Application Number:
JP13796473A
Publication Date:
July 14, 1975
Filing Date:
December 05, 1973
Export Citation:
International Classes:
G03B31/06; G11B5/02; G11B15/02; G11B15/18; G11B15/28; G11B31/00; (IPC1-7): G03B31/06; G11B5/02; G11B15/18; G11B15/28; G11B31/00
Domestic Patent References:
| JPS49130703A | 1974-12-14 |