About: http://webisa.webdatacommons.org/208731115

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	The pressure is transmitted to thetotal area of the mat 28 by means of a steel plate 3 1. of sutficient area covered with a yieldable cushion 32; ' of material such as sponge rubber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com