CA844064A - Automatic telephone systems - Google Patents

Automatic telephone systems

Info

Publication number
CA844064A
CA844064A CA844064A CA844064DA CA844064A CA 844064 A CA844064 A CA 844064A CA 844064 A CA844064 A CA 844064A CA 844064D A CA844064D A CA 844064DA CA 844064 A CA844064 A CA 844064A
Authority
CA
Canada
Prior art keywords
telephone systems
automatic telephone
automatic
systems
telephone
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
CA844064A
Inventor
J. Murray Lawrence
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 CA844064A publication Critical patent/CA844064A/en
Expired legal-status Critical Current

Links

CA844064A Automatic telephone systems Expired CA844064A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA844064T

Publications (1)

Publication Number Publication Date
CA844064A true CA844064A (en) 1970-06-09

Family

ID=36328276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA844064A Expired CA844064A (en) Automatic telephone systems

Country Status (1)

Country Link
CA (1) CA844064A (en)

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