Patent Assignment Details
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Reel/Frame: | 004538/0253 | |
| Pages: | 1 |
| | Recorded: | 04/09/1986 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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01/26/1988
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Application #:
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06849662
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Filing Dt:
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04/09/1986
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Title:
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METHOD OF DETERMINING THE VOLUME OF A SECTION OF AN UNDERGROUND CAVITY
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Correspondence name and address
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FRENCH AND DOESCHER
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P.O. BOX 2443
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BARTLESVILLE, OK 74005
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