Grady A. Dugas
Grady A. Dugas M.D. (October 24, 1923 – March 25, 2007) was a Louisiana physician who invented the "Safer Automatic Wheelchair Wheel Locks", a patented device designed for those who sometimes forget to lock their wheelchairs. For four decades Dugas was engaged in a family medical practice in Marion in Union Parish, a part of the Monroe Standard Metropolitan Statistical Area, in northeast Louisiana.
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| Birth date | October 24, 1923 |
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| Date of death | March 25, 2007 |
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