About: http://webisa.webdatacommons.org/75659513

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	The present invention relates to a self-propelling apparatus for well logging tools which overcomes the foregoing and other problems long since associated with the prior art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com