About: http://webisa.webdatacommons.org/329554907

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	Obstructions, such as existing plumbing, also inhibit mounting the groover on the terminal end of the pipe where the groove is to be formed.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com