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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10/30/1990
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Application #:
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07358128
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Filing Dt:
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05/30/1989
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Inventor:
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JERRY W. DAVIDSON
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Title:
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DRILL BIT FOR DRILLING A HOLE IN LAYERED MATERIAL OF DIFFERENT HARDNESS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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7755 MARGINAL WAY SOUTH |
SEATTLE, WASHINGTON 98124 |
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FINNEGAN, HENDERSON, FARABOW, GARRETT & |
DUNNER |
1775 K ST. N.W. |
WASHINGTON, DC 20006 |
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