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CA624431A - Routine testing equipment for use in automatic telephone exchanges - Google Patents

Routine testing equipment for use in automatic telephone exchanges

Info

Publication number
CA624431A
CA624431A CA624431A CA624431DA CA624431A CA 624431 A CA624431 A CA 624431A CA 624431 A CA624431 A CA 624431A CA 624431D A CA624431D A CA 624431DA CA 624431 A CA624431 A CA 624431A
Authority
CA
Canada
Prior art keywords
testing equipment
automatic telephone
routine testing
telephone exchanges
exchanges
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
CA624431A
Inventor
Halton Donald
G. Marwing Kenneth
F. Greenaway 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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA624431A publication Critical patent/CA624431A/en
Expired legal-status Critical Current

Links

CA624431A Routine testing equipment for use in automatic telephone exchanges Expired CA624431A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA624431T

Publications (1)

Publication Number Publication Date
CA624431A true CA624431A (en) 1961-07-25

Family

ID=35879609

Family Applications (1)

Application Number Title Priority Date Filing Date
CA624431A Expired CA624431A (en) Routine testing equipment for use in automatic telephone exchanges

Country Status (1)

Country Link
CA (1) CA624431A (en)

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