CA378796A - Centralized railway traffic controlling system - Google Patents

Centralized railway traffic controlling system

Info

Publication number
CA378796A
CA378796A CA378796A CA378796DA CA378796A CA 378796 A CA378796 A CA 378796A CA 378796 A CA378796 A CA 378796A CA 378796D A CA378796D A CA 378796DA CA 378796 A CA378796 A CA 378796A
Authority
CA
Canada
Prior art keywords
controlling system
railway traffic
traffic controlling
centralized railway
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
CA378796A
Other languages
French (fr)
Inventor
T. Powell Winfred
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
Winfred T Powell
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA378796A publication Critical patent/CA378796A/en
Expired legal-status Critical Current

Links

CA378796A Centralized railway traffic controlling system Expired CA378796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA378796T

Publications (1)

Publication Number Publication Date
CA378796A true CA378796A (en) 1939-01-10

Family

ID=35383121

Family Applications (1)

Application Number Title Priority Date Filing Date
CA378796A Expired CA378796A (en) Centralized railway traffic controlling system

Country Status (1)

Country Link
CA (1) CA378796A (en)

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