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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
05/13/1997
Application #:
08314511
Filing Dt:
09/28/1994
Inventors:
ROBERT W. BRITZKE, JIMMY EASON, ZHIGANG FANG
Title:
SURFACE DECARBURIZATION OF A DRILL BIT HAVING A REFINED PRIMARY CUTTING EDGE
Assignment: 1
Reel/Frame:
007278/0931Recorded: 11/28/1994Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
11/16/1994
Exec Dt:
11/16/1994
Exec Dt:
11/24/1994
Assignee:
205 N. 13TH STREET
ROGERS, ARKANSAS 72757
Correspondent:
DICKSTEIN, SHAPIRO & MORIN, L.L.P.
DONALD A. GREGORY, ESQ.
2101 L STREET, N.W.
WASHINGTON, D.C. 20037

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