<http://webisa.webdatacommons.org/190516161>	<http://www.w3.org/ns/prov#value>	"Some of these prior art devices are mounted in large housings that contain fans and other complicated moving parts and filters." .
<http://webisa.webdatacommons.org/prov/251857325>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/190516161> .
<http://webisa.webdatacommons.org/190516161>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/190516161>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/213287571>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/190516161> .