About: http://webisa.webdatacommons.org/35340271

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 circumferential portion of the through-hole 311 is a bent portion 312 that is obtained by bending the metal plate with respect to the flat plate portion 310 by a method such as drawing processing.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com