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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06/02/1987
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Application #:
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06784401
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Filing Dt:
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10/04/1985
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Inventor:
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HAROLD S. BISSONNETTE
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Title:
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STAGE CEMENTING APPARATUS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| DOWELL SCHLUMBERGER INCORPORATED |
| P. O. BOX 2710 |
| TULSA, OK 74101 |
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