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Venucane: An Electronic Travel Aid for Visually Impaired and Blind People

http://worldwide.espacenet.com/publicationDetails/biblio?DB=EPODOC&II=3&ND=3&adjacent=true&locale=en_EP&FT=D&date=20140911&CC=US&NR=2014251396A1&KC=A1

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Venucane: An Electronic Travel Aid for Visually Impaired and Blind People

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