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Apparatus for grinding combustible materials
US 2,561,043 A
Filed
: 07/12/1946
Issued
: 07/17/1951
Est. Priority Date
: 07/12/1946
Status: Expired due to Term
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Current Assignee
Joseph W. Ayers
Original Assignee
Joseph W. Ayers
Inventors
Ayers, Joseph W.
Application Number
US02/683,226
Time in Patent Office
1,831 Days
Field of Search
US Class Current
241/31
CPC Class Codes
B02C 23/04
Safety devices in general F...
Y10S 82/90
Lathe thermal regulation
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