CA180523A - Tunnel wall - Google Patents

Tunnel wall

Info

Publication number
CA180523A
CA180523A CA000180523A CA180523DA CA180523A CA 180523 A CA180523 A CA 180523A CA 000180523 A CA000180523 A CA 000180523A CA 180523D A CA180523D A CA 180523DA CA 180523 A CA180523 A CA 180523A
Authority
CA
Canada
Prior art keywords
tunnel wall
tunnel
wall
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
CA000180523A
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 CA180523A publication Critical patent/CA180523A/en
Expired legal-status Critical Current

Links

CA000180523A 1917-08-10 1917-08-10 Tunnel wall Expired CA180523A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA180523T 1917-08-10

Publications (1)

Publication Number Publication Date
CA180523A true CA180523A (en) 1917-11-20

Family

ID=45300176

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000180523A Expired CA180523A (en) 1917-08-10 1917-08-10 Tunnel wall

Country Status (1)

Country Link
CA (1) CA180523A (en)

Similar Documents

Publication Publication Date Title
CA180523A (en) Tunnel wall
CA179531A (en) Stooker
CA182145A (en) Last
CA182052A (en) Concrete wall
CA183504A (en) Tunnel
CA178720A (en) Tunnel
CA177544A (en) Wall
CA177668A (en) Wall
CA188592A (en) Wall
CA180521A (en) Tunnel construction
CA181154A (en) Tunnel construction
CA192227A (en) Tunnel block
CA177011A (en) Bob-sled
CA177528A (en) Voussoir for masonry
CA185756A (en) Sea-mine construction
CA177724A (en) Partition
CA179359A (en) Partition
CA193846A (en) Wall plug
CA186381A (en) Concrete
CA183456A (en) Inclinometer
CA185638A (en) Inclinometer
CA180522A (en) Tunnel shield
CA180298A (en) Trailmobile
CA177441A (en) Leggins
CA176252A (en) Ferro-phosphorus