Computer software which is a software video phone for deaf and hearing-impaired persons to allow deaf people to call each other as well as to allow deaf people to call hearing people utilizing Video Relay Service through an American Sign Language interpreter, and user documentation sold as a unit with the goods

'allow':17,28 'american':41 'call':21,32 'comput':1 'deaf':10,18,29 'document':47 'good':54 'hear':13,33 'hearing-impair':12 'impair':14 'interpret':44 'languag':43 'peopl':19,30,34 'person':15 'phone':8 'relay':37 'servic':38 'sign':42 'softwar':2,6 'sold':48 'unit':51 'user':46 'util':35 'video':7,36 'well':25

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