Agricultural irrigation units; Dripper irrigation systems, comprised of valves; Fitted covers for irrigation sprinkler heads; Irrigation spray nozzles; Irrigation sprinklers; Lawn sprinkler systems comprising pumps, valves and filters; Sprinkler heads for irrigation sprinklers; Water conditioning units; Water control valves for faucets; Water treatment apparatus for infusing irrigation water with liquid fertilizer

Hygrometers; Air analysis apparatus; Digital weather station instruments; Electrical controls for irrigation sprinkler systems; Electronic combiners for connecting antennas and receivers; Electronic timers; Environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions; Measuring apparatus, namely, rain gauges; Multi-function electronic device for use in children's rooms comprising a sound producing funct...