About: http://webisa.webdatacommons.org/439668394

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	Monochromatic, coherent light such as produced by a laser is particularly effective for the recording of information in a photosensitive medium in accordance with this invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com