Document Type and Number:
Japanese Patent JPS4942668
Kind Code:
B1
Application Number:
JP78263A
Publication Date:
November 16, 1974
Filing Date:
January 08, 1963
Export Citation:
International Classes:
G11B3/70; B29C45/00; B29C61/00; B29C71/00; B29D17/00; G11B25/04; (IPC1-7): G11B25/04; B29C25/00