Patent 7096607 was granted and assigned to Bbc International Llc on August, 2006 by the United States Patent and Trademark Office.
An article of clothing includes an electrical circuit having a battery, one or more integrated circuits connected to a signal device such as an array of LEDs and/or a loudspeaker, and, at least one switch which is operative to activate the integrated circuit(s) in response to the application of a magnetic field to the switch from a permanent magnet located externally of the article of clothing.