CA647775A - Coffer-dam - Google Patents

Coffer-dam

Info

Publication number
CA647775A
CA647775A CA647775A CA647775DA CA647775A CA 647775 A CA647775 A CA 647775A CA 647775 A CA647775 A CA 647775A CA 647775D A CA647775D A CA 647775DA CA 647775 A CA647775 A CA 647775A
Authority
CA
Canada
Prior art keywords
coffer
dam
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
CA647775A
Inventor
Zorzi Josef
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 CA647775A publication Critical patent/CA647775A/en
Expired legal-status Critical Current

Links

CA647775A Coffer-dam Expired CA647775A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA647775T

Publications (1)

Publication Number Publication Date
CA647775A true CA647775A (en) 1962-09-04

Family

ID=35936424

Family Applications (1)

Application Number Title Priority Date Filing Date
CA647775A Expired CA647775A (en) Coffer-dam

Country Status (1)

Country Link
CA (1) CA647775A (en)

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