CA279463A - Telephone trunking system - Google Patents

Telephone trunking system

Info

Publication number
CA279463A
CA279463A CA279463A CA279463DA CA279463A CA 279463 A CA279463 A CA 279463A CA 279463 A CA279463 A CA 279463A CA 279463D A CA279463D A CA 279463DA CA 279463 A CA279463 A CA 279463A
Authority
CA
Canada
Prior art keywords
trunking system
telephone trunking
telephone
trunking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA279463A
Other languages
French (fr)
Inventor
Wicks John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA279463A publication Critical patent/CA279463A/en
Expired legal-status Critical Current

Links

CA279463A Telephone trunking system Expired CA279463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA279463T

Publications (1)

Publication Number Publication Date
CA279463A true CA279463A (en) 1928-04-17

Family

ID=35212555

Family Applications (1)

Application Number Title Priority Date Filing Date
CA279463A Expired CA279463A (en) Telephone trunking system

Country Status (1)

Country Link
CA (1) CA279463A (en)

Similar Documents

Publication Publication Date Title
CA279463A (en) Telephone trunking system
CA284537A (en) Telephone system
CA281678A (en) Telephone system
CA277226A (en) Telephone system
CA277378A (en) Telephone system
CA277379A (en) Telephone system
CA277755A (en) Telephone system
CA278581A (en) Telephone system
CA278582A (en) Telephone system
CA279279A (en) Telephone system
CA279603A (en) Telephone system
CA280019A (en) Telephone system
CA280020A (en) Telephone system
CA280802A (en) Telephone system
CA282360A (en) Telephone system
CA282361A (en) Telephone system
CA283287A (en) Telephone system
CA284536A (en) Telephone system
CA284595A (en) Telephone system
CA284742A (en) Telephone system
CA285554A (en) Telephone system
CA285555A (en) Telephone system
CA286325A (en) Telephone system
CA287220A (en) Telephone system
CA287241A (en) Telephone system