Document Type and Number:
Japanese Patent JPS4422897
Kind Code:
Y1
Application Number:
JP184369U
Publication Date:
September 27, 1969
Filing Date:
January 07, 1969
Export Citation:
International Classes:
H04M15/00; H04M15/20; H04M15/28; (IPC1-7): H04M15/00; H04M15/20; H04M15/28