Document Type and Number:
Japanese Patent JPS51106106
Kind Code:
U
Application Number:
JP2471575U
Publication Date:
August 25, 1976
Filing Date:
February 21, 1975
Export Citation:
International Classes:
G03B23/02; G11B15/32; G11B15/66; (IPC1-7): G11B15/66; G03B23/02; G11B15/32