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Patent applications and USPTO patent grants for Liebert; Karl-Heinz.The latest application filed is for "hydrostatic steering arrangement".
Patent | Date |
---|---|
Hydrostatic auxiliary steering apparatus Grant 4,553,389 - Tischer , et al. November 19, 1 | 1985-11-19 |
Hydrostatic steering arrangement Grant 4,553,390 - Liebert , et al. November 19, 1 | 1985-11-19 |
Arrangement for control of two hydraulic pressure systems, including booster steering control Grant 4,174,018 - Liebert , et al. November 13, 1 | 1979-11-13 |
Auxiliary power steering systems for heavy duty vehicles Grant 4,023,363 - Liebert May 17, 1 | 1977-05-17 |
Valve porting arrangement for a gerotor Grant 3,887,308 - Liebert June 3, 1 | 1975-06-03 |
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