About: http://webisa.webdatacommons.org/209573986

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	disclosed by U.S. Pat. No. 3,756,435 offers a number of disadvantages, including the need to provide adequate space to accommodate the inlet and outlet lock channels and inconvenience with respect to the handling of workpieces.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com