Document Type and Number:
Japanese Patent JPS5550863
Kind Code:
Y2
Application Number:
JP10466274U
Publication Date:
November 27, 1980
Filing Date:
August 31, 1974
Export Citation:
International Classes:
G03B23/02; B65H23/16; B65H23/26; G11B15/60; G11B23/08; G11B23/087; (IPC1-7): G11B23/08