About: http://webisa.webdatacommons.org/5564455

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	Some devices use optical marking instruments, such as laser, others use rotary arms with a beam or adjusting instrument that is rotated to mark the cut line.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com