1986-08-12 to 1987-11-05
151261 CANADA INC.
1987-11-05 to 1989-05-15
VOICE & DATA SYSTEMS (MANUFACTURING) INC.
1987-11-05 to 1989-05-15
SYSTEMES VOIX & DONNEES (FABRICATION) INC.
1989-05-15 to Present
VOICE & DATA SYSTEMS (R & D) INC.
1989-05-15 to Present
SYSTEMES VOIX & DONNEES (R & D) INC.