CA176327A - Appareil de controle du trafic de chemins de fer - Google Patents

Appareil de controle du trafic de chemins de fer

Info

Publication number
CA176327A
CA176327A CA000176327A CA176327DA CA176327A CA 176327 A CA176327 A CA 176327A CA 000176327 A CA000176327 A CA 000176327A CA 176327D A CA176327D A CA 176327DA CA 176327 A CA176327 A CA 176327A
Authority
CA
Canada
Prior art keywords
controlling apparatus
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
CA000176327A
Other languages
English (en)
Inventor
Howard S. Beakes
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 CA176327A publication Critical patent/CA176327A/fr
Expired legal-status Critical Current

Links

CA000176327A 1916-10-02 1916-10-02 Appareil de controle du trafic de chemins de fer Expired CA176327A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA176327T 1916-10-02

Publications (1)

Publication Number Publication Date
CA176327A true CA176327A (fr) 1917-04-10

Family

ID=45295980

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000176327A Expired CA176327A (fr) 1916-10-02 1916-10-02 Appareil de controle du trafic de chemins de fer

Country Status (1)

Country Link
CA (1) CA176327A (fr)

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