CA137420A - Traverse de trolleys - Google Patents

Traverse de trolleys

Info

Publication number
CA137420A
CA137420A CA000137420A CA137420DA CA137420A CA 137420 A CA137420 A CA 137420A CA 000137420 A CA000137420 A CA 000137420A CA 137420D A CA137420D A CA 137420DA CA 137420 A CA137420 A CA 137420A
Authority
CA
Canada
Prior art keywords
trolley crossing
trolley
crossing
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
CA000137420A
Other languages
English (en)
Inventor
Thomas Kerin
Howard L. Griswold
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 CA137420A publication Critical patent/CA137420A/fr
Expired legal-status Critical Current

Links

CA000137420A 1911-03-31 1911-03-31 Traverse de trolleys Expired CA137420A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA137420T 1911-03-31

Publications (1)

Publication Number Publication Date
CA137420A true CA137420A (fr) 1911-12-19

Family

ID=45257136

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000137420A Expired CA137420A (fr) 1911-03-31 1911-03-31 Traverse de trolleys

Country Status (1)

Country Link
CA (1) CA137420A (fr)

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