<http://webisa.webdatacommons.org/405197768>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/405197768>	<http://www.w3.org/ns/prov#value>	"The encoder is a device which monitors the velocity of the moving web, and thereby provides a frame of reference by which the output of the camera can be correlated with the actual width of bands and band spacings." .
<http://webisa.webdatacommons.org/prov/269376149>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/405197768> .
<http://webisa.webdatacommons.org/405197768>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .