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<http://webisa.webdatacommons.org/142024251>	<http://www.w3.org/ns/prov#value>	"Alternatively, the bases are made from thermo-plastic materials such as, but not limited to, high performance polyketones including polyetheretherketone (PEEK) or a combination of thermo-plastic and other materials." .
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<http://webisa.webdatacommons.org/142024251>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freshpatents.com> .