About: http://webisa.webdatacommons.org/291286227

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	An apparatus according to claim 39 further including a circuit mounted in said housing and connected to said transducers to provide common signal compensation for said outputs.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com