About: http://webisa.webdatacommons.org/360872017

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	FIGS. 5A and 5B are a side elevation views, with portions cut away, of the vacuum wheel shown in FIG. 3A. FIG. 6 is a side elevation view of an alternative vacuum wheel with additional vacuum ports and protuberances.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com