About: http://webisa.webdatacommons.org/83448588

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	A combination according to claim 8, including an adjustment means on at least one pair of said roller means to ensure that engagement is maintained between said rollers and said wall flanges.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca