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Votre recherche : subject_txt:"Telephone systems" a repéré
3 documents.
1.
Digital cellular radio
/ Calhoun, George.
[Boston] : Artech House, 1988
2.
Mobile 911 in Canada
/ Lemay-Yates Associates Inc. (LYA).
Montreal : Lemay-Yates Associates Inc., 2002.
3.
A report on matters related to emergency 9-1-1 services
/ Canadian Radio-television and Telecommunications Commission (CRTC); Denton, Timothy.
[Ottawa] : Canadian Radio-television and Telecommunications Commission, 2013
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