CA117760A - Dispositif a controle de rails d'aiguilles - Google Patents

Dispositif a controle de rails d'aiguilles

Info

Publication number
CA117760A
CA117760A CA000117760A CA117760DA CA117760A CA 117760 A CA117760 A CA 117760A CA 000117760 A CA000117760 A CA 000117760A CA 117760D A CA117760D A CA 117760DA CA 117760 A CA117760 A CA 117760A
Authority
CA
Canada
Prior art keywords
controlling device
switch rail
rail controlling
switch
rail
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
CA000117760A
Other languages
English (en)
Inventor
William Francis Doner
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA117760A publication Critical patent/CA117760A/fr
Expired legal-status Critical Current

Links

CA000117760A 1908-12-31 1908-12-31 Dispositif a controle de rails d'aiguilles Expired CA117760A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA117760T 1908-12-31

Publications (1)

Publication Number Publication Date
CA117760A true CA117760A (fr) 1909-04-13

Family

ID=45237484

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000117760A Expired CA117760A (fr) 1908-12-31 1908-12-31 Dispositif a controle de rails d'aiguilles

Country Status (1)

Country Link
CA (1) CA117760A (fr)

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