Document Type and Number:
Japanese Patent JPS4945281
Kind Code:
Y1
Application Number:
JP3129770U
Publication Date:
December 11, 1974
Filing Date:
March 31, 1970
Export Citation:
International Classes:
G11B33/12; G11B31/00; H01Q1/00; H01Q1/10; H01Q1/44; H04B1/06; H04B1/20; H04R1/00; H04R1/08; (IPC1-7): G11B31/00; H01Q1/00; H01Q1/10; H04B1/06; H04R1/00; H04R1/08