CA464882A - Dispositif d'appel pour telephone automatique - Google Patents

Dispositif d'appel pour telephone automatique

Info

Publication number
CA464882A
CA464882A CA464882A CA464882DA CA464882A CA 464882 A CA464882 A CA 464882A CA 464882 A CA464882 A CA 464882A CA 464882D A CA464882D A CA 464882DA CA 464882 A CA464882 A CA 464882A
Authority
CA
Canada
Prior art keywords
calling device
telephone calling
dial telephone
dial
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
CA464882A
Other languages
English (en)
Inventor
S. Stull 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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA464882A publication Critical patent/CA464882A/fr
Expired legal-status Critical Current

Links

CA464882A Dispositif d'appel pour telephone automatique Expired CA464882A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA464882T

Publications (1)

Publication Number Publication Date
CA464882A true CA464882A (fr) 1950-05-02

Family

ID=35594615

Family Applications (1)

Application Number Title Priority Date Filing Date
CA464882A Expired CA464882A (fr) Dispositif d'appel pour telephone automatique

Country Status (1)

Country Link
CA (1) CA464882A (fr)

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