CA510664A - Automatic "director" telephone system - Google Patents

Automatic "director" telephone system

Info

Publication number
CA510664A
CA510664A CA510664A CA510664DA CA510664A CA 510664 A CA510664 A CA 510664A CA 510664 A CA510664 A CA 510664A CA 510664D A CA510664D A CA 510664DA CA 510664 A CA510664 A CA 510664A
Authority
CA
Canada
Prior art keywords
director
automatic
telephone system
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
CA510664A
Other languages
French (fr)
Inventor
Molnar Imre
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 Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA510664A publication Critical patent/CA510664A/en
Expired legal-status Critical Current

Links

CA510664A Automatic "director" telephone system Expired CA510664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA510664T

Publications (1)

Publication Number Publication Date
CA510664A true CA510664A (en) 1955-03-08

Family

ID=35661726

Family Applications (1)

Application Number Title Priority Date Filing Date
CA510664A Expired CA510664A (en) Automatic "director" telephone system

Country Status (1)

Country Link
CA (1) CA510664A (en)

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