Apparatus and method for detecting a leak in a swimming pool
Apparatus and method for detecting a leak in a swimming pool
Apparatus for measuring small changes in liquid level in a conta
Apparatus for measuring small changes in liquid level in a conta
Apparatus for measuring the amount of liquid in a tank mounted w
Apparatus for securely mounting and continuously monitoring...
Barbecue fuel level gauge
Contents gage
Device for determining the quantity of the contents of a tank mo
Device for measuring and displaying the amount of beer in a keg
Fuel gauge assembly for LP gas tanks
Fuel gauge for propane tank
Gas grill tank scale
Gauge for monitoring the content of a propane tank
Holding and monitoring apparatus for intravenous infusion contai
Indicator of amount of liquefied gas in bottle
Liquid level indicating method and system
Liquid quantity detecting apparatus
Liquid quantity detecting device
Measurement of gas fuel amount