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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04/03/1990
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Application #:
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07282437
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Filing Dt:
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12/09/1988
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Inventors:
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LAURENT MULLER, ERVIN RANDERMANN
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Title:
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TOOL FOR TREATING SUBTERRANEAN WELLS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| STEPHEN A. LITTLEFIELD |
| DOWELL SCHLUMBERGER INCORPORATED |
| P.O. BOX 2710 |
| TULSA, OK 74101 |
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