Effect-enhancing structure for rinsing a flush toilet
Electronic liquid level monitor and controller
Electronically controlled beverage dispenser
Equipment for the measurement of evaporation and/or precipitatio
Evaporation sensor for an aquarium
Extendible ballcock
Fail safe compensator used in a hydraulic servo control system
Faucet for filling tanks
Fiber optic liquid level sensor
Fill control valve
Fill control valve for refrigerant container
Fill restricting drop tube
Fill valve
Fill valve
Fill valve
Fill valve
Fill valve
Fill valve assembly
Fill valve assembly for a flush tank
Fill valve float arm connection