<http://webisa.webdatacommons.org/120112852>	<http://www.w3.org/ns/prov#value>	"through the winged cylinder 4, and the base end portion of the hub 3 protruding from the rear end of the winged cylinder 4 is inserted to fit into a flexible tube 5 made of a synthetic resin such as plasticized polyvinyl chloride or silicone resin so" .
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<http://webisa.webdatacommons.org/120112852>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/368055686>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/120112852> .