Document Type and Number:
Japanese Patent JPS5319695
Kind Code:
Y2
Application Number:
JP13288773U
Publication Date:
May 25, 1978
Filing Date:
November 17, 1973
Export Citation:
International Classes:
H04L25/02; H04B1/02; H04B17/00; H04B17/10; H04B17/18; (IPC1-7): H04B1/02