Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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11/10/1987
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Application #:
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06801167
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Filing Dt:
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11/22/1985
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Inventors:
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TOMMY M. WARREN, WARREN J. WINTERS, J. FORD BRETT
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Title:
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METHOD AND APPARATUS FOR REDUCING DRILL BIT WEAR
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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SCOTT H. BROWN |
AMOCO CORPORATION |
P. O. BOX 591 |
TULSA, OK 74102 |
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