CA169172A - Dispositif d'appels - Google Patents

Dispositif d'appels

Info

Publication number
CA169172A
CA169172A CA000169172A CA169172DA CA169172A CA 169172 A CA169172 A CA 169172A CA 000169172 A CA000169172 A CA 000169172A CA 169172D A CA169172D A CA 169172DA CA 169172 A CA169172 A CA 169172A
Authority
CA
Canada
Prior art keywords
calling device
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
CA000169172A
Other languages
English (en)
Inventor
Henry Hovland
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA169172A publication Critical patent/CA169172A/fr
Expired legal-status Critical Current

Links

CA000169172A 1915-08-16 1915-08-16 Dispositif d'appels Expired CA169172A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA169172T 1915-08-16

Publications (1)

Publication Number Publication Date
CA169172A true CA169172A (fr) 1916-05-02

Family

ID=45288836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000169172A Expired CA169172A (fr) 1915-08-16 1915-08-16 Dispositif d'appels

Country Status (1)

Country Link
CA (1) CA169172A (fr)

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