About: http://webisa.webdatacommons.org/282881069

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	Parallel gap resistance welders of this type are well known in the art and are available from corporations such as Hughes Aircraft which is a subsidiary of General Motors.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com