Dwight Fry

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Victoria, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for ascending and descending stairs with a wheelchair
- Patent number 9,708,162
- Issue date Jul 18, 2017
- Dwight Fry
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Apparatus For Ascending And Descending Stairs With A Wheelchair
- Publication number 20140251733
- Publication date Sep 11, 2014
- Dwight Fry
- B66 - HOISTING LIFTING HAULING