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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05/29/1990
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Application #:
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07310276
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Filing Dt:
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02/13/1989
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Inventor:
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KEVIN R. MANKE
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Title:
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RETRIEVABLE BRIDGE PLUG AND PACKER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| JOSEPH A. WALKOWSKI |
| HALLIBURTON SERVICES |
| POST OFFICE DRAWER 1431 |
| DUNCAN, OK 73536-0102 |
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