Cordless key telephone system for covering multiple service areas having exclusively assigned control channels
A Standard patent application filed on 16 April 1991 credited to Hara, Toshihiro
;
Shimura, Yukihiro
;
Hashimoto, Kosuke
;
Kumataka, Shinji
Details
Application number :
75109
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Cordless key telephone system for covering multiple service areas having exclusively assigned control channels