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<http://webisa.webdatacommons.org/137957913>	<http://www.w3.org/ns/prov#value>	"The tensioning device 10 may be constructed of any suitable material, including plastic, metal or wood." .
<http://webisa.webdatacommons.org/137957913>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patentgenius.com> .
<http://webisa.webdatacommons.org/prov/458468403>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/137957913> .