About: http://webisa.webdatacommons.org/99103969

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	This is probably because in the 10th paragraph of patent document 4, only the incorporation into a portable apparatus is disclosed, but only reduction in size and weight is a technical problem to be solved.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com