Patent Assignment Details
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| Reel/Frame: | 006006/0981 | |
| Pages: | 7 |
| | Recorded: | 11/06/1991 | | |
| 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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04/06/1993
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Application #:
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07773560
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Filing Dt:
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11/06/1991
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Title:
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METHOD AND APPARATUS FOR DETECTING COLLAPSE OF NATURAL GROUND IN SHIELD DRIVING METHOD
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Assignee
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| A CORP. OF JAPAN |
| 3-6, AKASAKA 2-CHOME, MINATO-KU |
| TOKYO, JAPAN |
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Correspondence name and address
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RICHARDS, MEDLOCK AND ANDREWS
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4500 RENAISSANCE TOWER
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1201 ELM STREET
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DALLAS, TX 75270-2197
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