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Feeder bowl level switch and hopper control
US 2,921,713 A
Filed
: 02/25/1957
Issued
: 01/19/1960
Est. Priority Date
: 02/25/1957
Status: Expired due to Term
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Current Assignee
Paul C. Zanotto
,
Thomas J. Smith
Original Assignee
Paul C. Zanotto
,
Thomas J. Smith
Inventors
Zanotto, Paul C.
,
Smith, Thomas J.
Application Number
US03/641,979
Time in Patent Office
1,058 Days
Field of Search
US Class Current
222/56
CPC Class Codes
B65G 2814/0344
Control or feeding or disch...
B65G 47/00
Article or material-handlin...
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