<http://webisa.webdatacommons.org/prov/274414780>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/120260325> .
<http://webisa.webdatacommons.org/120260325>	<http://www.w3.org/ns/prov#value>	"As described above, the present invention is applicable to the image forming apparatuses of the electrophotographic system such as printers, copying machines and facsimiles and is adapted to stabilize the image density by adjusting the density control factors affecting the image density, thereby achieving the improved image quality." .
<http://webisa.webdatacommons.org/120260325>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/120260325>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .