Grassi; Frank
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grassi; Frank.The latest application filed is for "machine for continuous casting of pre-mortared masonry panels".
- Grassi; Frank - Grosse Pointe Woods MI
- Grassi, Frank - Grosse Point Woods MI
| Patent | Date |
|---|---|
| Machine for continuous casting of pre-mortared masonry panels Grant 9,011,126 - Grassi April 21, 2 | 2015-04-21 |
| Machine For Continuous Casting Of Pre-mortared Masonry Panels App 20140023741 - Grassi; Frank | 2014-01-23 |
| Power towers/innovative method of power extraction using static airfoils Grant 7,771,158 - Grassi August 10, 2 | 2010-08-10 |
| Power Towers/Innovative Method of Power Extraction Using Static Airfoils App 20080211234 - Grassi; Frank | 2008-09-04 |
| Portable mixing/delivery apparatus for pre-blended granular mixtures Grant 6,666,573 - Grassi December 23, 2 | 2003-12-23 |
| Portable mixing/delivery apparatus for pre-blended granular mixtures App 20030076737 - Grassi, Frank | 2003-04-24 |
| Dual stage continuous mixing apparatus Grant 6,123,445 - Grassi September 26, 2 | 2000-09-26 |
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