About: http://webisa.webdatacommons.org/253907983

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	Now with reference to the invention illustrated in the drawings, and looking particularly at FIG. 1, this figure shows a top plan view of the perforator device 20.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com