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Inventor
SAYOUD ABDULJABAR AL
SA
2 patents
Patents
2 patents
US8776917B2
Jul 15, 2014
Stair-climbing apparatus
UNIV KING FAHD PET & MINERALS
5 citations
79
US8596388B2
Dec 3, 2013
Stair-climbing apparatus
UNIV KING FAHD PET & MINERALS
3 citations
57