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Hydraulic threshold
US 3,410,027 A
Filed
: 11/20/1967
Issued
: 11/12/1968
Est. Priority Date
: 11/20/1967
Status: Expired due to Term
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Current Assignee
Robert E. Bates
Original Assignee
Robert E. Bates
Inventors
Bates, Robert E.
Application Number
US04/687,416
Time in Patent Office
358 Days
Field of Search
US Class Current
49/471
CPC Class Codes
E06B 7/14
Measures for draining-off c...
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