About: http://webisa.webdatacommons.org/36228029

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	In the past, such sacks have been made of materials such as burlap and polyester.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com