CA396661A - Dispositif d'appel telephonique - Google Patents

Dispositif d'appel telephonique

Info

Publication number
CA396661A
CA396661A CA396661A CA396661DA CA396661A CA 396661 A CA396661 A CA 396661A CA 396661 A CA396661 A CA 396661A CA 396661D A CA396661D A CA 396661DA CA 396661 A CA396661 A CA 396661A
Authority
CA
Canada
Prior art keywords
calling device
telephone calling
telephone
calling
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
CA396661A
Other languages
English (en)
Inventor
Frederick Obergfell Herbert
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 CA396661A publication Critical patent/CA396661A/fr
Expired legal-status Critical Current

Links

CA396661A Dispositif d'appel telephonique Expired CA396661A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA396661T

Publications (1)

Publication Number Publication Date
CA396661A true CA396661A (fr) 1941-05-20

Family

ID=35404091

Family Applications (1)

Application Number Title Priority Date Filing Date
CA396661A Expired CA396661A (fr) Dispositif d'appel telephonique

Country Status (1)

Country Link
CA (1) CA396661A (fr)

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