John Kropf

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Seattle, WA, US

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Patents Applicationslast 30 patents

Information Patent Application
GUIDEWAY TRANSPORTATION SYSTEM WITH INTEGRATED MAGNETIC LEVITATION...
- Publication number 20090249974
- Publication date Oct 8, 2009
- John Lee Wamble
- B60 - VEHICLES IN GENERAL
Information Patent Application
GUIDEWAY TRANSPORTATION SYSTEM WITH INTEGRATED MAGNETIC LEVITATION...
- Publication number 20090249973
- Publication date Oct 8, 2009
- John Lee Wamble
- B60 - VEHICLES IN GENERAL
Information Patent Application
GUIDEWAY TRANSPORTATION SYSTEM WITH INTEGRATED MAGNETIC LEVITATION...
- Publication number 20080148991
- Publication date Jun 26, 2008
- John Lee Wamble
- B60 - VEHICLES IN GENERAL