Stanze; David Charles
Patent Applications and Registrations
Patent applications and USPTO patent grants for Stanze; David Charles.The latest application filed is for "methods and apparatus to load a valve packing".
- Stanze; David Charles - Marshalltown IA
| Patent | Date |
|---|---|
| Methods and apparatus to load a valve packing Grant 9,182,053 - Hutchens , et al. November 10, 2 | 2015-11-10 |
| Methods And Apparatus To Load A Valve Packing App 20140077111 - Hutchens; Wilbur Dean ; et al. | 2014-03-20 |
| Methods and apparatus to load a valve packing Grant 8,613,423 - Hutchens , et al. December 24, 2 | 2013-12-24 |
| Methods And Apparatus To Load A Valve Packing App 20110006242 - Hutchens; Wilbur Dean ; et al. | 2011-01-13 |
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