CA114883A - Electric signal for railways - Google Patents

Electric signal for railways

Info

Publication number
CA114883A
CA114883A CA000114883A CA114883DA CA114883A CA 114883 A CA114883 A CA 114883A CA 000114883 A CA000114883 A CA 000114883A CA 114883D A CA114883D A CA 114883DA CA 114883 A CA114883 A CA 114883A
Authority
CA
Canada
Prior art keywords
railways
electric signal
electric
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
CA000114883A
Other languages
French (fr)
Inventor
John Salisbury Holliday
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 CA114883A publication Critical patent/CA114883A/en
Expired legal-status Critical Current

Links

CA000114883A 1908-04-14 1908-04-14 Electric signal for railways Expired CA114883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA114883T 1908-04-14

Publications (1)

Publication Number Publication Date
CA114883A true CA114883A (en) 1908-11-03

Family

ID=45234608

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000114883A Expired CA114883A (en) 1908-04-14 1908-04-14 Electric signal for railways

Country Status (1)

Country Link
CA (1) CA114883A (en)

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