CA425837A - Systeme d'aiguillage et de commande des signaux de voies ferrees - Google Patents

Systeme d'aiguillage et de commande des signaux de voies ferrees

Info

Publication number
CA425837A
CA425837A CA425837A CA425837DA CA425837A CA 425837 A CA425837 A CA 425837A CA 425837 A CA425837 A CA 425837A CA 425837D A CA425837D A CA 425837DA CA 425837 A CA425837 A CA 425837A
Authority
CA
Canada
Prior art keywords
railroads
switch
control system
signal control
signal
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
CA425837A
Other languages
English (en)
Inventor
J. Judge 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.)
SPX Technologies Inc
Original Assignee
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA425837A publication Critical patent/CA425837A/fr
Expired legal-status Critical Current

Links

CA425837A Systeme d'aiguillage et de commande des signaux de voies ferrees Expired CA425837A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA425837T

Publications (1)

Publication Number Publication Date
CA425837A true CA425837A (fr) 1945-02-27

Family

ID=35536858

Family Applications (1)

Application Number Title Priority Date Filing Date
CA425837A Expired CA425837A (fr) Systeme d'aiguillage et de commande des signaux de voies ferrees

Country Status (1)

Country Link
CA (1) CA425837A (fr)

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