CA663429A - Automatic telephone systems - Google Patents

Automatic telephone systems

Info

Publication number
CA663429A
CA663429A CA663429A CA663429DA CA663429A CA 663429 A CA663429 A CA 663429A CA 663429 A CA663429 A CA 663429A CA 663429D A CA663429D A CA 663429DA CA 663429 A CA663429 A CA 663429A
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
CA663429A
Inventor
C. Smart Norman
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
Publication date
Application granted granted Critical
Publication of CA663429A publication Critical patent/CA663429A/en
Expired legal-status Critical Current

Links

CA663429A Automatic telephone systems Expired CA663429A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA663429T

Publications (1)

Publication Number Publication Date
CA663429A true CA663429A (en) 1963-05-21

Family

ID=35957546

Family Applications (1)

Application Number Title Priority Date Filing Date
CA663429A Expired CA663429A (en) Automatic telephone systems

Country Status (1)

Country Link
CA (1) CA663429A (en)

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