About: http://webisa.webdatacommons.org/140545549

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	In another embodiment, the outer diameter of the coupling 515 may be coated with a slick material such as plastic and other material disclosed herein.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com