CA658464A - Underdrains - Google Patents

Underdrains

Info

Publication number
CA658464A
CA658464A CA658464A CA658464DA CA658464A CA 658464 A CA658464 A CA 658464A CA 658464 A CA658464 A CA 658464A CA 658464D A CA658464D A CA 658464DA CA 658464 A CA658464 A CA 658464A
Authority
CA
Canada
Prior art keywords
underdrains
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
CA658464A
Inventor
C. Adams Ralph
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.)
Pfaudler Permutit Inc
Original Assignee
Pfaudler Permutit Inc
Publication date
Application granted granted Critical
Publication of CA658464A publication Critical patent/CA658464A/en
Expired legal-status Critical Current

Links

CA658464A Underdrains Expired CA658464A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA658464T

Publications (1)

Publication Number Publication Date
CA658464A true CA658464A (en) 1963-02-26

Family

ID=35951810

Family Applications (1)

Application Number Title Priority Date Filing Date
CA658464A Expired CA658464A (en) Underdrains

Country Status (1)

Country Link
CA (1) CA658464A (en)

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