David G. Barr

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Burnsville, MN, US

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Patents Applicationslast 30 patents

Information Patent Application
Fuel cell refueling station and system
- Publication number 20060090399
- Publication date May 4, 2006
- Jon P. Wikstrom
- B60 - VEHICLES IN GENERAL
Information Patent Application
Fuel cell refueling station and system
- Publication number 20030021743
- Publication date Jan 30, 2003
- Jon P. Wikstrom
- B60 - VEHICLES IN GENERAL