CA317976A - Tunnel lining apparatus - Google Patents

Tunnel lining apparatus

Info

Publication number
CA317976A
CA317976A CA317976A CA317976DA CA317976A CA 317976 A CA317976 A CA 317976A CA 317976 A CA317976 A CA 317976A CA 317976D A CA317976D A CA 317976DA CA 317976 A CA317976 A CA 317976A
Authority
CA
Canada
Prior art keywords
tunnel lining
lining apparatus
tunnel
lining
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
CA317976A
Other languages
French (fr)
Inventor
C. Hackley Roy
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
Publication date
Application granted granted Critical
Publication of CA317976A publication Critical patent/CA317976A/en
Expired legal-status Critical Current

Links

CA317976A Tunnel lining apparatus Expired CA317976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA317976T

Publications (1)

Publication Number Publication Date
CA317976A true CA317976A (en) 1931-12-15

Family

ID=35278532

Family Applications (1)

Application Number Title Priority Date Filing Date
CA317976A Expired CA317976A (en) Tunnel lining apparatus

Country Status (1)

Country Link
CA (1) CA317976A (en)

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