About: http://webisa.webdatacommons.org/2579634

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	FIG. 1 of the accompanying drawings is a schematic section through a first tube apparatus of the present invention, the section being taken in a plane perpendicular to the axis of the tube apparatus;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au