Document Type and Number:
Japanese Patent JPS5434701
Kind Code:
U
Application Number:
JP10786577U
Publication Date:
March 07, 1979
Filing Date:
August 12, 1977
Export Citation:
International Classes:
H04R9/12; G11B3/50; H04R9/16; H04R11/08; H04R11/12; (IPC1-7): H04R9/16; H04R11/12