CA74007A - Railway frog - Google Patents

Railway frog

Info

Publication number
CA74007A
CA74007A CA000074007A CA74007DA CA74007A CA 74007 A CA74007 A CA 74007A CA 000074007 A CA000074007 A CA 000074007A CA 74007D A CA74007D A CA 74007DA CA 74007 A CA74007 A CA 74007A
Authority
CA
Canada
Prior art keywords
railway frog
frog
railway
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
CA000074007A
Other languages
French (fr)
Inventor
Duncan Macpherson
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.)
MACPHERSON SWITCH AND FROG Co
Original Assignee
MACPHERSON SWITCH AND FROG Co
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 MACPHERSON SWITCH AND FROG Co filed Critical MACPHERSON SWITCH AND FROG Co
Application granted granted Critical
Publication of CA74007A publication Critical patent/CA74007A/en
Expired legal-status Critical Current

Links

CA000074007A 1901-01-12 1901-01-12 Railway frog Expired CA74007A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA74007T 1901-01-12

Publications (1)

Publication Number Publication Date
CA74007A true CA74007A (en) 1901-12-03

Family

ID=45190544

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000074007A Expired CA74007A (en) 1901-01-12 1901-01-12 Railway frog

Country Status (1)

Country Link
CA (1) CA74007A (en)

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