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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02/04/1986
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Application #:
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06489301
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Filing Dt:
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04/28/1983
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Inventors:
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MARC LEMAIRE, ROLAND LE ROC'H
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Title:
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PROCESS AND APPARATUS FOR LOCKING AND RELEASING OF A DRILLING SHAFT WITH ESSENTIALLY VERTICAL AXIS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| SOC. ANONYME |
| CARQUEFOU-NANTES,, FRANCE |
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| SHAPIRO AND SHAPIRO |
| 1000 WILSON BLVD., STE. 2415 |
| ARLINGTON, VA 22209 |
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