CA720554A - Automatic centralized traffic control system for railroads - Google Patents

Automatic centralized traffic control system for railroads

Info

Publication number
CA720554A
CA720554A CA720554A CA720554DA CA720554A CA 720554 A CA720554 A CA 720554A CA 720554 A CA720554 A CA 720554A CA 720554D A CA720554D A CA 720554DA CA 720554 A CA720554 A CA 720554A
Authority
CA
Canada
Prior art keywords
railroads
control system
traffic control
centralized traffic
automatic centralized
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
CA720554A
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 Signal Corp
Publication date
Application granted granted Critical
Publication of CA720554A publication Critical patent/CA720554A/en
Expired legal-status Critical Current

Links

CA720554A Automatic centralized traffic control system for railroads Expired CA720554A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA720554T

Publications (1)

Publication Number Publication Date
CA720554A true CA720554A (en) 1965-10-26

Family

ID=36056131

Family Applications (1)

Application Number Title Priority Date Filing Date
CA720554A Expired CA720554A (en) Automatic centralized traffic control system for railroads

Country Status (1)

Country Link
CA (1) CA720554A (en)

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