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Grinding disk
US 2,651,976 A
Filed
: 11/05/1952
Issued
: 09/15/1953
Est. Priority Date
: 11/05/1952
Status: Expired due to Term
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0
Petitions
6
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Current Assignee
Manson Sutherland Daniel
Original Assignee
Manson Sutherland Daniel
Inventors
MANSON SUTHERLAND DANIEL
Application Number
US03/318,818
Time in Patent Office
314 Days
Field of Search
US Class Current
241/296
CPC Class Codes
B02C 7/12
Shape or construction of discs
D21D 1/30
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