Document Type and Number:
Japanese Patent JPS539306
Kind Code:
Y2
Application Number:
JP10824271U
Publication Date:
March 11, 1978
Filing Date:
November 19, 1971
Export Citation:
International Classes:
G03B21/54; B65H16/04; B65H20/36; B65H75/00; B65H75/14; G03B1/00; G11B23/02; (IPC1-7): G11B23/02; B65H75/00; G03B1/00
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