CA238916A - Telephone testing system - Google Patents

Telephone testing system

Info

Publication number
CA238916A
CA238916A CA238916A CA238916DA CA238916A CA 238916 A CA238916 A CA 238916A CA 238916 A CA238916 A CA 238916A CA 238916D A CA238916D A CA 238916DA CA 238916 A CA238916 A CA 238916A
Authority
CA
Canada
Prior art keywords
testing system
telephone testing
telephone
testing
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
CA238916A
Other languages
French (fr)
Inventor
E. Lomax Clarence
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 CA238916A publication Critical patent/CA238916A/en
Expired legal-status Critical Current

Links

CA238916A Telephone testing system Expired CA238916A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA238916T

Publications (1)

Publication Number Publication Date
CA238916A true CA238916A (en) 1924-03-25

Family

ID=35142947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA238916A Expired CA238916A (en) Telephone testing system

Country Status (1)

Country Link
CA (1) CA238916A (en)

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