About: http://webisa.webdatacommons.org/284448875

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	It will be recognized by those skilled in these arts that the solid propellant grain structure according to the invention may be manufactured in accordance with techniques generally known in the field e.g. casting and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com