<http://webisa.webdatacommons.org/prov/447138768>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/115468175> .
<http://webisa.webdatacommons.org/115468175>	<http://www.w3.org/ns/prov#value>	"A second object of the present invention is to provide a method and an apparatus for determining maintenance due times for construction machines and other machines capable of determining the next maintenance due time with continuity, even when a component of the machine has been replaced." .
<http://webisa.webdatacommons.org/115468175>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/115468175>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .