CA511601A - Systemes de signalisation de courant alternatif - Google Patents

Systemes de signalisation de courant alternatif

Info

Publication number
CA511601A
CA511601A CA511601A CA511601DA CA511601A CA 511601 A CA511601 A CA 511601A CA 511601 A CA511601 A CA 511601A CA 511601D A CA511601D A CA 511601DA CA 511601 A CA511601 A CA 511601A
Authority
CA
Canada
Prior art keywords
alternating current
signalling systems
current signalling
systems
alternating
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
CA511601A
Other languages
English (en)
Inventor
F. Gould William
F. S. Hargreaves Thomas
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA511601A publication Critical patent/CA511601A/fr
Expired legal-status Critical Current

Links

CA511601A Systemes de signalisation de courant alternatif Expired CA511601A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA511601T

Publications (1)

Publication Number Publication Date
CA511601A true CA511601A (fr) 1955-04-05

Family

ID=35662670

Family Applications (1)

Application Number Title Priority Date Filing Date
CA511601A Expired CA511601A (fr) Systemes de signalisation de courant alternatif

Country Status (1)

Country Link
CA (1) CA511601A (fr)

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