<http://webisa.webdatacommons.org/prov/300118837>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/156981001> .
<http://webisa.webdatacommons.org/prov/393357624>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/156981001> .
<http://webisa.webdatacommons.org/156981001>	<http://www.w3.org/ns/prov#value>	"medium such as an optical disk or a flash memory may be employed." .
<http://webisa.webdatacommons.org/156981001>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/156981001>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .