Patent Assignment Details
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| Reel/Frame: | 005473/0154 | |
| Pages: | 4 |
| | Recorded: | 10/09/1990 | | |
| 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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05/12/1992
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Application #:
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07579891
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Filing Dt:
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09/10/1990
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Title:
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METHOD AND APPARATUS FOR LIMITING THE DISPERSION OF RAIL GRINDING MACHINE SPARK AND DUST RESIDUE
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Assignee
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| 3900 ARROWHEAD DRIVE, |
| HAMEL, MINNESOTA 55340 |
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Correspondence name and address
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DORSEY & WHITNEY
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2200 FIRST BANK PLACE EAST
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MINNEAPOLIS, MN 55402
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