CA291268A - Signalisation par ligne chargee - Google Patents

Signalisation par ligne chargee

Info

Publication number
CA291268A
CA291268A CA291268A CA291268DA CA291268A CA 291268 A CA291268 A CA 291268A CA 291268 A CA291268 A CA 291268A CA 291268D A CA291268D A CA 291268DA CA 291268 A CA291268 A CA 291268A
Authority
CA
Canada
Prior art keywords
power line
line signalling
signalling
power
line
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
CA291268A
Other languages
English (en)
Inventor
V. Wolfe Wallace
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 CA291268A publication Critical patent/CA291268A/fr
Expired legal-status Critical Current

Links

CA291268A Signalisation par ligne chargee Expired CA291268A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA291268T

Publications (1)

Publication Number Publication Date
CA291268A true CA291268A (fr) 1929-07-09

Family

ID=35228080

Family Applications (1)

Application Number Title Priority Date Filing Date
CA291268A Expired CA291268A (fr) Signalisation par ligne chargee

Country Status (1)

Country Link
CA (1) CA291268A (fr)

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