Patent Assignment Details
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Reel/Frame: | 005514/0019 | |
| Pages: | 3 |
| | Recorded: | 11/05/1990 | | |
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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07/07/1992
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Application #:
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07608834
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Filing Dt:
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11/05/1990
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Title:
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PRESSURE FEEDBACK SERVOVALVE FOR A SEISMIC VIBRATOR
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Assignee
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1500 NORTH WAVERLY |
A CORP. OF OK |
PONCA CITY, OKLAHOMA 74601 |
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Correspondence name and address
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WILLIAM J. MILLER
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P.O. BOX 547
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PONCA CITY, OK 74602
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