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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09/05/1989
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Application #:
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07243852
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Filing Dt:
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09/13/1988
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Inventors:
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DAVID C. HOYLE, ALBERT H. WIGNALL, JAMES J. WALULIK
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Title:
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SONIC WELL LOGGING TOOL TRANSMITTER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| ONE FRANKLIN PLAZA |
| A CORP. OF PA |
| PHILADELPHIA, PENNSYLVANIA 19103 |
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| 5000 GULF FREEWAY |
| P.O. BOX 2175 |
| HOUSTON, TEXAS 77023 |
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| ONE FRANKLIN PLAZA |
| A CORP. OF PA |
| PHILADELPHIA, PENNSYLVANIA 19103 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| ATTN: 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) A CORP. OF TX |
| HOUSTON, TEXAS 77023 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| ATTN: 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) A CORP. OF TX |
| HOUSTON, TEXAS 77023 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| ATTN: PATENT COUNSEL |
| P.O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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