About: http://webisa.webdatacommons.org/70780814

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	Additionally, the invention may be applied to keypads used on telephones, calculators, cash registers, electrical appliances and other electronic or non-electronic devices such as a typewriter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr