Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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06/19/1990
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Application #:
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07187328
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Filing Dt:
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04/28/1988
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Inventor:
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DAVID J. HAJICEK
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Title:
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SONIC PIPE LENGTH DETECTOR
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 1135 W. RIVER ROAD |
| CHAMPLIN, MINNESOTA 55316 |
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| SCHROEDER & SIEGFRIED |
| 2340 IDS CENTER |
| MINNEAPOLIS, MN 55402-2155 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 14824 GLENDALE ROAD |
| MINNETONKA, MINNESOTA 55345 |
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| BRIAN F. SCHROEDER |
| SCHROEDER & SIEGFRIED, P.A. |
| 2340 IDS TOWER |
| 80 SOUTH 8TH STREET |
| MINNEAPOLIS, MN 55402 |
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