| http://www.w3.org/ns/prov#value | - nc.Method and apparatus for generating pressure based alerting signalsUS6188353 *1 Jul 199913 Feb 2001Rockwell Science CenterInterbuilding and urban canyon extension solution for global positioning systemsUS6201476 *5 Nov 199913 Mar 2001Csem-Centre Suisse D'electronique Et De Microtechnique S.A.Device for monitoring the activity of a person and/or detecting a fall, in particular with a view to pro
|
