| http://www.w3.org/ns/prov#value | - ine-readable symbolsUS609888711 Sep 19988 Ago 2000Robotic Vision Systems, Inc.Optical focusing device and methodUS610952617 Nov 199829 Ago 2000Intermec Ip Corp.Optical and passive electromagnetic reader for reading machine-readable symbols, such as bar codes, and reading wireless tags, such as radio frequency tags, and corresponding methodUS61199414 May 199819 Sep 2000Intermec Ip Corp.Automated he
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