Patent Assignment Details
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| Reel/Frame: | 004060/0728 | |
| Pages: | 1 |
| | Recorded: | 10/25/1982 | | |
| 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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03/01/1983
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Application #:
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06298645
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Filing Dt:
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09/02/1981
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Title:
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COKE OVEN DOOR CLEANER
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Assignee
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| KOPPERS BLDG. |
| A CORP. OF DE |
| PITTSBURGH, PENNSYLVANIA 15219 |
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Correspondence name and address
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D. J. LONG
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1450 KOPPERS BLDG.
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PITTSBURGH, PA 15219
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