<http://webisa.webdatacommons.org/prov/62320232>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/78147288> .
<http://webisa.webdatacommons.org/prov/104578964>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/78147288> .
<http://webisa.webdatacommons.org/78147288>	<http://www.w3.org/ns/prov#value>	"Roller 62 may be of a material such as aluminum or rubber, for example, although the invention is not intended to be limited to these materials." .
<http://webisa.webdatacommons.org/78147288>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/78147288>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .