About: http://webisa.webdatacommons.org/113781247

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 anchoring means 42 further include means, such as shown generally at 53, selectively operable from the surface for controlling the movement of the inner sleeve 43 in relation to the tool body 38.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com