About: http://webisa.webdatacommons.org/434558509

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	For example, in an arrangement such as shown in FIG. 5, using circular electrodes, a natural resonant frequency of about 0.1 Hz is obtained with electrodes having a diameter of 54 meters, a sheet tension of 50 pounds,
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com