<http://webisa.webdatacommons.org/prov/306575087>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/445048234> .
<http://webisa.webdatacommons.org/prov/82078911>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/445048234> .
<http://webisa.webdatacommons.org/445048234>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/445048234>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/445048234>	<http://www.w3.org/ns/prov#value>	"Portable barcode scanning systems exist in the prior art and are commercially available from such vendors as Symbol Technologies, Inc. of Bohemia, New York and Telxon." .