<http://webisa.webdatacommons.org/prov/304820743>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/415268605> .
<http://webisa.webdatacommons.org/415268605>	<http://www.w3.org/ns/prov#value>	"To the contrary, the present inventors find more desirable at this time to construct the filtration media in such a manner as to avoid the need for an external housing." .
<http://webisa.webdatacommons.org/415268605>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/415268605>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .