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Sewage disposal
US 2,228,017 A
Filed
: 02/03/1936
Issued
: 01/07/1941
Est. Priority Date
: 02/03/1936
Status: Expired due to Term
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Current Assignee
Joseph S. Pecker
Original Assignee
Joseph S. Pecker
Inventors
Pecker, Joseph S.
Application Number
US02/062,061
Time in Patent Office
1,800 Days
Field of Search
US Class Current
210/622
CPC Class Codes
C02F 11/127
by centrifugation
Y10S 210/921
Flow equalization or time c...
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