CA52247A - Derailing frog - Google Patents

Derailing frog

Info

Publication number
CA52247A
CA52247A CA000052247A CA52247DA CA52247A CA 52247 A CA52247 A CA 52247A CA 000052247 A CA000052247 A CA 000052247A CA 52247D A CA52247D A CA 52247DA CA 52247 A CA52247 A CA 52247A
Authority
CA
Canada
Prior art keywords
derailing
frog
derailing frog
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
CA000052247A
Other languages
French (fr)
Inventor
Reuben A. Dugan
Owen J. Travis
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 CA52247A publication Critical patent/CA52247A/en
Expired legal-status Critical Current

Links

CA000052247A 1896-03-26 1896-03-26 Derailing frog Expired CA52247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA52247T 1896-03-26

Publications (1)

Publication Number Publication Date
CA52247A true CA52247A (en) 1896-05-11

Family

ID=45168786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000052247A Expired CA52247A (en) 1896-03-26 1896-03-26 Derailing frog

Country Status (1)

Country Link
CA (1) CA52247A (en)

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