Document Type and Number:
Japanese Patent JPS4824248
Kind Code:
Y1
Application Number:
JP6744768U
Publication Date:
July 14, 1973
Filing Date:
August 06, 1968
Export Citation:
International Classes:
G11B15/087; G11B15/02; H02P23/00; H02P25/10; (IPC1-7): H02P7/36; G11B15/02