About: http://webisa.webdatacommons.org/92603945

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	maximum rigidity and preferably are fabricated from a light material such as aluminum alloys, as for example, would be the tilt adjustment rods as 77 and 78.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com