Patent Assignment Details
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Reel/Frame: | 004147/0448 | |
| Pages: | 1 |
| | Recorded: | 07/18/1983 | | |
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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09/27/1983
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Application #:
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06396940
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Filing Dt:
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07/09/1982
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Title:
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METHOD FOR OPERATING A BIOLOGICAL SEWAGE PURIFICATION PLANT
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Assignee
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DR. CHRISTSTRASSE 9 |
4630 BOCHUM 1, WEST, GERMANY |
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Correspondence name and address
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THOMAS H. MURRAY, MURRAY, KECK, AND
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AND ZURAWSKY
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1802 FRICK BLDG.
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PITTSBURGH, PA., 15219
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