165359 ⎘
Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements using electrically actuated indicating means using electromechanically actuated indicating means
Overflow detection system for a grease trap
#2Water-level measuring device using gear ratio
#3WATER-LEVEL MEASURING DEVICE USING GEAR RATIO
#4A LIQUID LEVEL MEASURING DEVICE
#5Liquid Level Transmitter Utilizing Low Cost, Capacitive, Absolute Encoders
#6Multiturn pulley liquid level sensor device
#7FUEL SENSING SYSTEM AND METHOD OF OPERATION
#8Tethered float liquid level sensor
#9Gauge for bulk fuel storage tanks
#10Fluid level sensing systems, method, and apparatus
#11Fluid level sensing systems, method, and apparatus
#12Float assembly