CA192227A - Tunnel block - Google Patents

Tunnel block

Info

Publication number
CA192227A
CA192227A CA000192227A CA192227DA CA192227A CA 192227 A CA192227 A CA 192227A CA 000192227 A CA000192227 A CA 000192227A CA 192227D A CA192227D A CA 192227DA CA 192227 A CA192227 A CA 192227A
Authority
CA
Canada
Prior art keywords
tunnel block
tunnel
block
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
CA000192227A
Other languages
French (fr)
Inventor
Cornelius Gerald Hastings
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.)
HASTINGS TUNNEL SYSTEM Co
Original Assignee
HASTINGS TUNNEL SYSTEM 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 HASTINGS TUNNEL SYSTEM Co filed Critical HASTINGS TUNNEL SYSTEM Co
Application granted granted Critical
Publication of CA192227A publication Critical patent/CA192227A/en
Expired legal-status Critical Current

Links

CA000192227A 1917-12-27 1917-12-27 Tunnel block Expired CA192227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA192227T 1917-12-27

Publications (1)

Publication Number Publication Date
CA192227A true CA192227A (en) 1919-08-19

Family

ID=45311878

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000192227A Expired CA192227A (en) 1917-12-27 1917-12-27 Tunnel block

Country Status (1)

Country Link
CA (1) CA192227A (en)

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