About: http://webisa.webdatacommons.org/213927845

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	Referring to FIG. 6, a lower holder 601 is a base chuck formed of a rigid material, such as glass or a metal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com