HAWLE Armaturen GmbH
Patent Applications and Registrations
Patent applications and USPTO patent grants for HAWLE Armaturen GmbH.The latest application filed is for "casing for a ventilating and evacuating valve for pipe lines and/or fittings".
- HAWLE Armaturen GmbH - Freilassing DE
Trademarks
| Patent | Date |
|---|---|
| Ventilating and evacuating valve for conduit pipes and/or braces Grant 9,222,590 - Grassl , et al. December 29, 2 | 2015-12-29 |
| Airing and venting elements for pipes and fittings Grant 7,921,868 - Goetzinger , et al. April 12, 2 | 2011-04-12 |
| Casing For A Ventilating And Evacuating Valve For Pipe Lines And/or Fittings App 20090026406 - Grassl; Helmut | 2009-01-29 |
| Airing And Venting Elements For Pipes And Fittings App 20080276994 - Goetzinger; Stefan ; et al. | 2008-11-13 |
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