CA317094A - Systeme de compteurs telephoniques - Google Patents

Systeme de compteurs telephoniques

Info

Publication number
CA317094A
CA317094A CA317094A CA317094DA CA317094A CA 317094 A CA317094 A CA 317094A CA 317094 A CA317094 A CA 317094A CA 317094D A CA317094D A CA 317094DA CA 317094 A CA317094 A CA 317094A
Authority
CA
Canada
Prior art keywords
metering system
telephone metering
telephone
metering
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
CA317094A
Other languages
English (en)
Inventor
Wesley Carpenter Warren
Howes Johnson Lewis
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 CA317094A publication Critical patent/CA317094A/fr
Expired legal-status Critical Current

Links

CA317094A Systeme de compteurs telephoniques Expired CA317094A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA317094T

Publications (1)

Publication Number Publication Date
CA317094A true CA317094A (fr) 1931-11-10

Family

ID=35277649

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317094A Expired CA317094A (fr) Systeme de compteurs telephoniques

Country Status (1)

Country Link
CA (1) CA317094A (fr)

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