About: http://webisa.webdatacommons.org/235332971

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	periods such as week, month and year are also readily made by the invention.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com