<http://webisa.webdatacommons.org/prov/29919424>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/235945290> .
<http://webisa.webdatacommons.org/235945290>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/235945290>	<http://www.w3.org/ns/prov#value>	"FIGS. 7A and 7B are a schematic diagrams of a rotatable quadrant detector which can be used to implement the subject invention." .
<http://webisa.webdatacommons.org/prov/30530370>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/235945290> .
<http://webisa.webdatacommons.org/235945290>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .