3914692 is referenced by 149 patents and cites 9 patents.

Title
Emergency communication system
Application Number
05/392,498
Publication Number
3914692
Application Date
August 29, 1973
Publication Date
October 21, 1975
Inventor
Seaborn Jr George C
Agent
Richards Harris & Medlock
IPC
G08B 01/08
H04B 01/34
H01B 01/38
H04B 01/00
H04B 01/40
G08B 25/01
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