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<http://webisa.webdatacommons.org/prov/367705359>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/273305817> .
<http://webisa.webdatacommons.org/273305817>	<http://www.w3.org/ns/prov#value>	"Thus it is seen that a panel, particularly a flooring panel, having separate side edge structures for horizontal and vertical interlocking is presented." .
<http://webisa.webdatacommons.org/273305817>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .