About: http://webisa.webdatacommons.org/171867149

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	The first mass-produced electric-motor-powered appliance ever offered for sale, the pen was an immediate success, but was superseded by improved methods after just a few years.
http://www.w3.org/ns/prov#wasQuotedFrom	electricpen.org