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Ball lift
US 2,803,463 A
Filed
: 12/02/1952
Issued
: 08/20/1957
Est. Priority Date
: 12/02/1952
Status: Expired due to Term
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Current Assignee
Henry C. Congelli
Original Assignee
Henry C. Congelli
Inventors
Congelli, Henry C.
Application Number
US03/323,573
Time in Patent Office
1,722 Days
Field of Search
US Class Current
473/111
CPC Class Codes
A63D 5/02
Apparatus for trapping or l...
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