<http://webisa.webdatacommons.org/431542140>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/431542140>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/99059496>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/431542140> .
<http://webisa.webdatacommons.org/prov/52125807>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/431542140> .
<http://webisa.webdatacommons.org/431542140>	<http://www.w3.org/ns/prov#value>	"For other embodiments, outer layer 35 may be constructed from other materials such as leather or fabric." .