About: http://webisa.webdatacommons.org/345001778

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	I think we can safely discount expenses such as R&D. When compared even to other very stable products relatively little R&D has been done over the years.
http://www.w3.org/ns/prov#wasQuotedFrom	pianoworld.com