McNaull; Michael H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for McNaull; Michael H..The latest application filed is for "center valve sleeve retention system for an oscillating pump".
- McNaull; Michael H. - Ashland OH
| Patent | Date |
|---|---|
| Center valve sleeve retention system for an oscillating pump Grant 6,960,068 - McNaull November 1, 2 | 2005-11-01 |
| Electromagnetically driven diaphragm pump Grant 6,758,657 - McNaull , et al. July 6, 2 | 2004-07-06 |
| Electromagnetic oscillating pump with self-aligning springs Grant 6,012,910 - McNaull January 11, 2 | 2000-01-11 |
| Bellows operated oscillating pump Grant 5,915,930 - McNaull June 29, 1 | 1999-06-29 |
| Spring biased check valve for an electromagnetically driven oscillating pump Grant 5,567,131 - McNaull October 22, 1 | 1996-10-22 |
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