Document Type and Number:
Japanese Patent JPS5196301
Kind Code:
A
Application Number:
JP2151475A
Publication Date:
August 24, 1976
Filing Date:
February 21, 1975
Export Citation:
International Classes:
G03B31/04; G03B31/00; G11B5/008; G11B5/02; G11B31/00; (IPC1-7): G03B31/00; G11B5/02; G11B5/12; G11B31/00
Domestic Patent References:
| JP32008531A |