<http://webisa.webdatacommons.org/2040626>	<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://webisa.webdatacommons.org/2040626>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/429097779>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/2040626> .
<http://webisa.webdatacommons.org/2040626>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .