Document Type and Number:
Japanese Patent JPS5616706
Kind Code:
Y2
Application Number:
JP13854175U
Publication Date:
April 17, 1981
Filing Date:
October 13, 1975
Export Citation:
International Classes:
G03B21/54; B65H75/28; G03B23/02; G11B23/04; G11B23/08; G11B23/087; (IPC1-7): G11B23/08; B65H75/28