About: http://webisa.webdatacommons.org/304888703

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The base may be provided with raised portions on which the edge portions can rest when the container is under load to further strengthen the container.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com