Document Type and Number:
Japanese Patent JPS4861747
Kind Code:
U
Application Number:
JP10515671U
Publication Date:
August 06, 1973
Filing Date:
November 12, 1971
Export Citation:
International Classes:
H04R3/00; H01H47/18; H03K5/13; H03K17/28; (IPC1-7): H01H47/18; H03K5/13; H03K17/28; H04R3/00