Mike Ehman

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Weyburn Sask, CA

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Patents Grantslast 30 patents

Information Patent Grant
Step climbing wheelchair
- Patent number 7,540,504
- Issue date Jun 2, 2009
- Mike Ehman
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
STEP CLIMBING WHEELCHAIR
- Publication number 20080073863
- Publication date Mar 27, 2008
- Mike Ehman
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE