About: http://webisa.webdatacommons.org/246571452

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	The following is a description of a continuously varying offset mark and various techniques used to extract overlay information from this kind of mark, in accordance with another embodiment of the present invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es