CA863173A - Mechanical surface aerator - Google Patents

Mechanical surface aerator

Info

Publication number
CA863173A
CA863173A CA863173A CA863173DA CA863173A CA 863173 A CA863173 A CA 863173A CA 863173 A CA863173 A CA 863173A CA 863173D A CA863173D A CA 863173DA CA 863173 A CA863173 A CA 863173A
Authority
CA
Canada
Prior art keywords
mechanical surface
surface aerator
aerator
mechanical
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
CA863173A
Inventor
T. Roos 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.)
Bird Machine Co Inc
Original Assignee
Bird Machine Co Inc
Publication date
Application granted granted Critical
Publication of CA863173A publication Critical patent/CA863173A/en
Expired legal-status Critical Current

Links

CA863173A Mechanical surface aerator Expired CA863173A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA863173T

Publications (1)

Publication Number Publication Date
CA863173A true CA863173A (en) 1971-02-09

Family

ID=36348539

Family Applications (1)

Application Number Title Priority Date Filing Date
CA863173A Expired CA863173A (en) Mechanical surface aerator

Country Status (1)

Country Link
CA (1) CA863173A (en)

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