CA155177A - Dispositif de controledu trafic de chemin de fer - Google Patents

Dispositif de controledu trafic de chemin de fer

Info

Publication number
CA155177A
CA155177A CA000155177A CA155177DA CA155177A CA 155177 A CA155177 A CA 155177A CA 000155177 A CA000155177 A CA 000155177A CA 155177D A CA155177D A CA 155177DA CA 155177 A CA155177 A CA 155177A
Authority
CA
Canada
Prior art keywords
controlling device
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
CA000155177A
Other languages
English (en)
Inventor
Waldo F. Follett
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.)
Hitachi Rail STS USA Inc
Original Assignee
Union Switch and Signal Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Union Switch and Signal Inc filed Critical Union Switch and Signal Inc
Application granted granted Critical
Publication of CA155177A publication Critical patent/CA155177A/fr
Expired legal-status Critical Current

Links

CA000155177A 1914-02-28 1914-02-28 Dispositif de controledu trafic de chemin de fer Expired CA155177A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA155177T 1914-02-28

Publications (1)

Publication Number Publication Date
CA155177A true CA155177A (fr) 1914-04-21

Family

ID=45274885

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000155177A Expired CA155177A (fr) 1914-02-28 1914-02-28 Dispositif de controledu trafic de chemin de fer

Country Status (1)

Country Link
CA (1) CA155177A (fr)

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