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CA537659A - Backwater valve - Google Patents

Backwater valve

Info

Publication number
CA537659A
CA537659A CA537659A CA537659DA CA537659A CA 537659 A CA537659 A CA 537659A CA 537659 A CA537659 A CA 537659A CA 537659D A CA537659D A CA 537659DA CA 537659 A CA537659 A CA 537659A
Authority
CA
Canada
Prior art keywords
backwater valve
backwater
valve
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
CA537659A
Other languages
French (fr)
Inventor
E. Clowes John
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 CA537659A publication Critical patent/CA537659A/en
Expired legal-status Critical Current

Links

CA537659A Backwater valve Expired CA537659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA537659T

Publications (1)

Publication Number Publication Date
CA537659A true CA537659A (en) 1957-03-05

Family

ID=35692292

Family Applications (1)

Application Number Title Priority Date Filing Date
CA537659A Expired CA537659A (en) Backwater valve

Country Status (1)

Country Link
CA (1) CA537659A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2984452A (en) * 1958-09-04 1961-05-16 William J Hooper Syringe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2984452A (en) * 1958-09-04 1961-05-16 William J Hooper Syringe

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