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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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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Inventor:
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ANDREAS BIRKNER
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Title:
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METHOD FOR OPERATING A BIOLOGICAL SEWAGE PURIFICATION PLANT
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| DR. CHRISTSTRASSE 9 |
| 4630 BOCHUM 1, WEST, GERMANY |
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| THOMAS H. MURRAY, MURRAY, KECK, AND |
| AND ZURAWSKY |
| 1802 FRICK BLDG. |
| PITTSBURGH, PA., 15219 |
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