Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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08/06/1991
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Application #:
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07325405
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Filing Dt:
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03/17/1989
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Inventors:
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DAVID C. HOYLE, ALBERT H. WIGNALL, JEFFREY B. ARON
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Title:
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SONIC WELL TOOL TRANSMITTER RECEIVER ARRAY INCLUDING AN ATTENUATION AND DELAY APPARATUS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY (P.O. BOX 2175) |
| HOUSTON, TEXAS 77023 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| PATENT COUNSEL, P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY (P.O. BOX 2175) |
| HOUSTON,, TEXAS 77023 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| PATENT COUNSEL, P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY (P.O. BOX 2175) |
| HOUSTON,, TEXAS 77023 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| PATENT COUNSEL, P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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