CA163582A - Appareil de controle du trafic de voies ferrees - Google Patents

Appareil de controle du trafic de voies ferrees

Info

Publication number
CA163582A
CA163582A CA000163582A CA163582DA CA163582A CA 163582 A CA163582 A CA 163582A CA 000163582 A CA000163582 A CA 000163582A CA 163582D A CA163582D A CA 163582DA CA 163582 A CA163582 A CA 163582A
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
CA000163582A
Other languages
English (en)
Inventor
Frank J. Ackerman
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 CA163582A publication Critical patent/CA163582A/fr
Expired legal-status Critical Current

Links

CA000163582A 1914-06-11 1914-06-11 Appareil de controle du trafic de voies ferrees Expired CA163582A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA163582T 1914-06-11

Publications (1)

Publication Number Publication Date
CA163582A true CA163582A (fr) 1915-07-06

Family

ID=45283265

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000163582A Expired CA163582A (fr) 1914-06-11 1914-06-11 Appareil de controle du trafic de voies ferrees

Country Status (1)

Country Link
CA (1) CA163582A (fr)

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