About: http://webisa.webdatacommons.org/90420322

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	Traveling carriage apparatus, adapted to travel along a track disposed about or upon an object, to carry a device such as a welding torch to do work upon the object or upon other apparatus supported thereby.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com