John Powell

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Ravenna, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual-series feeder lubrication system
- Patent number 9,151,444
- Issue date Oct 6, 2015
- FD Johnson Company
- John Powell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
DUAL-SERIES FEEDER LUBRICATION SYSTEM
- Publication number 20140090929
- Publication date Apr 3, 2014
- FD Johnson Company
- John Powell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...