About: http://webisa.webdatacommons.org/51026627

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 devices shown in FIGS. 13 and 16 can readily be produced by moulding such a material as polythene and will be cheap enough to be dispensable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com