Document Type and Number:
Japanese Patent JPS5243283
Kind Code:
Y2
Application Number:
JP8606572U
Publication Date:
October 01, 1977
Filing Date:
July 20, 1972
Export Citation:
International Classes:
H03H7/01; H04R1/10; H04R5/04; H04S1/00; (IPC1-7): H04R5/04; H04R1/10