About: http://webisa.webdatacommons.org/154065295

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	From a maintenance standpoint, the invention provides for the mounting of the high-pressure window in a manner that has no retainer or other surface of the optical window.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com