CA351051A - Systeme de controle de la circulation des trains - Google Patents

Systeme de controle de la circulation des trains

Info

Publication number
CA351051A
CA351051A CA351051A CA351051DA CA351051A CA 351051 A CA351051 A CA 351051A CA 351051 A CA351051 A CA 351051A CA 351051D A CA351051D A CA 351051DA CA 351051 A CA351051 A CA 351051A
Authority
CA
Canada
Prior art keywords
controlling system
railway traffic
traffic controlling
railway
traffic
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
CA351051A
Other languages
English (en)
Inventor
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 Corp
Original Assignee
Neil D Preston
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA351051A publication Critical patent/CA351051A/fr
Expired legal-status Critical Current

Links

CA351051A Systeme de controle de la circulation des trains Expired CA351051A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA351051T

Publications (1)

Publication Number Publication Date
CA351051A true CA351051A (fr) 1935-06-18

Family

ID=35339015

Family Applications (1)

Application Number Title Priority Date Filing Date
CA351051A Expired CA351051A (fr) Systeme de controle de la circulation des trains

Country Status (1)

Country Link
CA (1) CA351051A (fr)

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