Document Type and Number:
Japanese Patent JPS5148965
Kind Code:
Y2
Application Number:
JP9438672U
Publication Date:
November 26, 1976
Filing Date:
August 11, 1972
Export Citation:
International Classes:
G03B23/02; G03B21/00; G11B15/32; G11B15/66; G11B15/675; G11B23/04; G11B23/08; G11B23/087; (IPC1-7): G11B15/32; G03B21/00; G11B15/66; G11B23/04