William J. Jakubowski

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Hawthorn Woods, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum relief valve
- Patent number 8,448,663
- Issue date May 28, 2013
- Delaware Capital Formation, Inc.
- William J. Jakubowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Vacuum relief valve
- Publication number 20110180163
- Publication date Jul 28, 2011
- Delaware Capital Formation, Inc.
- William J. Jakubowski
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...