About: http://webisa.webdatacommons.org/433191969

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	Generally speaking, the device according to the invention is extremely simple because it can be made in one piece, is light in weight, unobtrusive and compact, and can be matched to all types of eyeglasses frames and lenses.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk