<http://webisa.webdatacommons.org/232428920>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/232428920>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/232428920>	<http://www.w3.org/ns/prov#value>	"Comparator 36 contains a standard reference voltage and comparator means whereby the output of photodetector 38 which monitors the output of laser 36 for age, temperature and other variations is compared to a" .
<http://webisa.webdatacommons.org/prov/277644452>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/232428920> .