Donald A. Fuller

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Peoria, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Check valve with separate spherical spring guide
- Patent number 7,950,373
- Issue date May 31, 2011
- Caterpillar Inc.
- Gregory W. Hefler
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Check valve with separate spherical spring guide
- Publication number 20100037965
- Publication date Feb 18, 2010
- Caterpillar Inc.
- Gregory W. Hefler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS