Sandau; Hartmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sandau; Hartmut.The latest application filed is for "electrohydraulic control device for double-acting consumer".
- Sandau; Hartmut - late of Schwieberdingen DE
- Sandau; Hartmut - Moglingen DE
| Patent | Date |
|---|---|
| Electrohydraulic control device for double-acting consumer Grant RE38,355 - Sandau December 23, 2 | 2003-12-23 |
| Electrohydraulic control device Grant 6,220,288 - Sandau , et al. April 24, 2 | 2001-04-24 |
| Valve for a pressure tank Grant 4,164,242 - Sandau August 14, 1 | 1979-08-14 |
| Cylinder-and-piston arrangement and method of manufacturing the same Grant 4,096,787 - Sandau , et al. June 27, 1 | 1978-06-27 |
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