CA737136A - Drain or vent pipe construction - Google Patents

Drain or vent pipe construction

Info

Publication number
CA737136A
CA737136A CA737136A CA737136DA CA737136A CA 737136 A CA737136 A CA 737136A CA 737136 A CA737136 A CA 737136A CA 737136D A CA737136D A CA 737136DA CA 737136 A CA737136 A CA 737136A
Authority
CA
Canada
Prior art keywords
drain
vent pipe
pipe construction
construction
vent
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
CA737136A
Inventor
F. Tutty Laverne
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.)
Johns Manville Corp
Original Assignee
Johns Manville Corp
Publication date
Application granted granted Critical
Publication of CA737136A publication Critical patent/CA737136A/en
Expired legal-status Critical Current

Links

CA737136A Drain or vent pipe construction Expired CA737136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA737136T

Publications (1)

Publication Number Publication Date
CA737136A true CA737136A (en) 1966-06-28

Family

ID=36135289

Family Applications (1)

Application Number Title Priority Date Filing Date
CA737136A Expired CA737136A (en) Drain or vent pipe construction

Country Status (1)

Country Link
CA (1) CA737136A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4998847A (en) * 1988-08-19 1991-03-12 Thurber Neil J Drainage conduit which is resistant to clogging by beavers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4998847A (en) * 1988-08-19 1991-03-12 Thurber Neil J Drainage conduit which is resistant to clogging by beavers

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