CA317873A - Timbre a courant alternatif - Google Patents

Timbre a courant alternatif

Info

Publication number
CA317873A
CA317873A CA317873A CA317873DA CA317873A CA 317873 A CA317873 A CA 317873A CA 317873 A CA317873 A CA 317873A CA 317873D A CA317873D A CA 317873DA CA 317873 A CA317873 A CA 317873A
Authority
CA
Canada
Prior art keywords
alternating current
current bell
bell
alternating
current
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
CA317873A
Other languages
English (en)
Inventor
F. Stehlik Rudolph
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 CA317873A publication Critical patent/CA317873A/fr
Expired legal-status Critical Current

Links

CA317873A Timbre a courant alternatif Expired CA317873A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA317873T

Publications (1)

Publication Number Publication Date
CA317873A true CA317873A (fr) 1931-12-08

Family

ID=35278429

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317873A Expired CA317873A (fr) Timbre a courant alternatif

Country Status (1)

Country Link
CA (1) CA317873A (fr)

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