CA378263A - Circuit de voie ferree - Google Patents

Circuit de voie ferree

Info

Publication number
CA378263A
CA378263A CA378263A CA378263DA CA378263A CA 378263 A CA378263 A CA 378263A CA 378263 A CA378263 A CA 378263A CA 378263D A CA378263D A CA 378263DA CA 378263 A CA378263 A CA 378263A
Authority
CA
Canada
Prior art keywords
track circuit
railway track
railway
circuit
track
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
CA378263A
Other languages
English (en)
Inventor
S. Field Oscar
D. Preston Neil
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.)
SPX Technologies Inc
Original Assignee
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA378263A publication Critical patent/CA378263A/fr
Expired legal-status Critical Current

Links

CA378263A Circuit de voie ferree Expired CA378263A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA378263T

Publications (1)

Publication Number Publication Date
CA378263A true CA378263A (fr) 1938-12-13

Family

ID=35382588

Family Applications (1)

Application Number Title Priority Date Filing Date
CA378263A Expired CA378263A (fr) Circuit de voie ferree

Country Status (1)

Country Link
CA (1) CA378263A (fr)

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