About: http://webisa.webdatacommons.org/243404396

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	A putter as recited in claim 17 wherein said material is a metal that has a lower melting point than said metal tube and has a density at least about equal to that of said metal tube.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com