<http://webisa.webdatacommons.org/prov/447138768>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/405925824> .
<http://webisa.webdatacommons.org/405925824>	<http://www.w3.org/ns/prov#value>	"The present invention is directed generally to injection molding methods and machines and more particularly to a device and method for reducing the leakage of liquid past the piston in an injection molding machine." .
<http://webisa.webdatacommons.org/405925824>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/442051882>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/405925824> .
<http://webisa.webdatacommons.org/405925824>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .