About: http://webisa.webdatacommons.org/100466748

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 method as recited in claim 8, wherein the sensor is a Hall Effect sensor and the external stimulus is a saturating magnetic field provided by a magnetic element in the protective cover. 10.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com