About: http://webisa.webdatacommons.org/149018189

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	Of course, both ends of the housing 20 which the shaft 50 penetrates through are preferably sealed by using packing members such as rubber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com