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on 22 Apr 1991
BELL CELLULAR INC.
665967 · 07 Sep 1990
042
Voice-scrambling service over telephone network.
on 25 Jan 1991
BELL CELLULAR INC.
661119 · 28 Jun 1990
038
Voice scrambling service over cellular network.
on 26 Sep 1986
BELL CANADA
527047 · 20 Aug 1984
038
Radio telephone services.
on 06 Jun 2000
BELL CANADA
811466 · 01 May 1996
038
Cellular telecommunication services.
on 27 Feb 1991
BELL CELLULAR INC.
661116 · 28 Jun 1990
038
Voice scrambling service over cellular network.
on 13 Jun 1989
BELL CANADA
593922 · 22 Oct 1987
035
Operation of a retail store providing mobile cellular telephone equipm...
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