About: http://webisa.webdatacommons.org/402810344

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	It is to be understood, however, that the elbow portion of coupling 62 can be defined over a range of angles other than the 90??? angle shown in the figures.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es