Local area method arrangement
Local network using an electrical power distribution system...
Locally powered control system having a remote sensing unit with
Location marker
Locking device having an integral alarm system
Logic array with programmable element output generation
Long jump and triple jump foul detector system
Low battery voltage indicator for a portable digital electronic
Low pass filter for a universal home network on a customer...
Low voltage link for transmitting on/off orders
Low voltage speaker and lighting system
Lubricant contamination warning device
Luminescent solid state status indicators
Luminous alarm device
Luminous indicator with zero standby power
LYTE-COM
LYTE-COM portable visual signalling device
Magnetic asymmetric antipilferage marker
Magnetic detection means
Magnetic field based power transmission line communication metho