About: http://webisa.webdatacommons.org/125291457

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 particular object of the present invention is a method and apparatus for improving the gain and efliciency of a helical antenna housed within a compactly constructed sonde traversing the borehole penetrating the salt dome.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com