77667355
Feb 10, 2009
Electronic security, surveillance, and intrusion alert systems consisting of fiber optics incorporated into floor mats for detecting vibrations and other physical disturbances; fiber-optic systems consisting of fiber optics incorporated into floor mats for sensing vibrations and other physical disturbances for use in security systems for land, facilities, buildings, or equipment; fiber optic sensors incorporated into floor mats for detecting vibrations and other physical disturbances
Electrical and Scientific Apparatus