David Robert Billings

Follow

Person

Burlington, CA

People

Patents Applicationslast 30 patents

Information Patent Application
Valves Controlling Flow
- Publication number 20100140518
- Publication date Jun 10, 2010
- David Robert Billings
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
Accident pressure relief system for automobile gaseous fuel tank
- Publication number 20070095392
- Publication date May 3, 2007
- David Robert Billings
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS