David O. Shumate

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Lawrenceburg, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Air flow control apparatus
- Patent number 8,267,666
- Issue date Sep 18, 2012
- Campbell Hausfeld/Scott Fetzer Company
- Christopher Gruber
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Air Flow Control Apparatus
- Publication number 20110033313
- Publication date Feb 10, 2011
- Christopher Gruber
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...