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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02/18/1992
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Application #:
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07494096
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Filing Dt:
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03/15/1990
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Inventors:
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THOMAS D. RICLES, JOHN A. BARTON
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Title:
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DOWNHOLE PRESSURE ATTENUATION APPARATUS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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A CORP. OF DE |
DALLAS, TEXAS |
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DANIEL R. ALEXANDER |
DRESSLER INDUSTRIES, INC. |
P. O. BOX 718 |
1600 PACIFIC AVE. |
DALLAS, TX 75221 |
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