About: http://webisa.webdatacommons.org/9118756

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	Specifically, attachment 14 includes a body 26 preferably fabricated of a comparatively heavy metal, such as lead, so that the attachment 14 can also effectively serve as a sinker.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com