Level guage apparatus
Level sensor and control apparatus
Light actuated curtain puller
Light and motion governed garage door opener lamp
Light barrier for reopening elevator doors
Light responsive airflow register
Light-emitting device having a phosphor particle layer with...
Load control system for vehicle
Load monitoring circuit for electric motors
Load monitoring method for motor-driven injection molding...
Locomotive electric windshield wiper system utilizing DC-DC...
Logic control for power operated door
Look-ahead closed-loop thermal management
Low cost object detection circuit for vehicle closure
Low voltage photoswitch
Lowerable antenna for radio receivers
Lubricant pressure responsive control circuit
Magnetic encoder for powered window covering
Magnetic encoder for powered window covering
Malfunction detector circuit for the use with a pump-off control