Patent Assignment Details
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| Reel/Frame: | 005727/0020 | |
| Pages: | 3 |
| | Recorded: | 05/29/1991 | | |
| 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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10/20/1992
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Application #:
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07707040
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Filing Dt:
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05/29/1991
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Title:
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ROTARY VANE VACUUM PUMP WITH SHAFT SEAL
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Assignee
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| WILHELM-ROHN-STRASSE 25 |
| W-6450 HANAU, GERMANY |
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Correspondence name and address
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SPENCER & FRANK
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1111 19TH ST., NW
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WASHINGTON, DC 20036
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