About: http://webisa.webdatacommons.org/66225472

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	Where the work head is for use other than in a laser system, an arrangement analogous to that detailed in the preceding paragraph for the laser beam can be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com