Document Type and Number:
Japanese Patent JPS4980217
Kind Code:
U
Application Number:
JP12422572U
Publication Date:
July 11, 1974
Filing Date:
October 27, 1972
Export Citation:
International Classes:
G11B5/265; G11B5/105; (IPC1-7): G11B5/27; G11B5/105; G11B5/28