Document Type and Number:
Japanese Patent JPS5529910
Kind Code:
Y2
Application Number:
JP11136675U
Publication Date:
July 16, 1980
Filing Date:
August 12, 1975
Export Citation:
International Classes:
G03B21/54; B65H75/28; G03B23/02; G11B23/08; G11B23/087; (IPC1-7): G11B23/08; B65H75/28; G03B23/02