About: http://webisa.webdatacommons.org/166773039

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	There???s some history and general background including IPG???s vertical integration, in a previous post: IPG Photonics ??? growth, a miss, opportunity and threat March 10, 2013, mostly near the beginning.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com