CA111916A - Machine a percement de tunnels - Google Patents

Machine a percement de tunnels

Info

Publication number
CA111916A
CA111916A CA000111916A CA111916DA CA111916A CA 111916 A CA111916 A CA 111916A CA 000111916 A CA000111916 A CA 000111916A CA 111916D A CA111916D A CA 111916DA CA 111916 A CA111916 A CA 111916A
Authority
CA
Canada
Prior art keywords
tunnelling machine
tunnelling
machine
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
CA000111916A
Other languages
English (en)
Inventor
John Prue Karns
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.)
J P TUNNELLING MACHINE Co
Original Assignee
J P TUNNELLING MACHINE 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 J P TUNNELLING MACHINE Co filed Critical J P TUNNELLING MACHINE Co
Application granted granted Critical
Publication of CA111916A publication Critical patent/CA111916A/fr
Expired legal-status Critical Current

Links

CA000111916A 1908-01-10 1908-01-10 Machine a percement de tunnels Expired CA111916A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA111916T 1908-01-10

Publications (1)

Publication Number Publication Date
CA111916A true CA111916A (fr) 1908-05-19

Family

ID=45231641

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000111916A Expired CA111916A (fr) 1908-01-10 1908-01-10 Machine a percement de tunnels

Country Status (1)

Country Link
CA (1) CA111916A (fr)

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