Document Type and Number:
Japanese Patent JPS5234211
Kind Code:
B2
Application Number:
JP36572A
Publication Date:
September 02, 1977
Filing Date:
December 28, 1971
Export Citation:
International Classes:
G03B27/20; B65H9/00; G03G15/00; G03G15/04; G11B5/86; G03C5/08; G06K7/00; (IPC1-7): B65H9/00; G11B5/86