Automatic shut-off valve for liquid storage tanks and method of
Automatic shutoff valve
Automatic soil moisture sensing and watering system
Automatic switching valve
Automatic vacuum isolation valve network for a vacuum collection
Automatic valve assembly
Automatic water shut-off valve
Automatic watering system using siphon action
Automatically switching valve with remote signaling
Automatically switching valve with remote signaling
Automotive-fluid replacement apparatus
Auxiliary fuel tank system with on-board diagnostics
Axial input flow development chamber
Axially semisymmetrical supersonic air intake for reaction engin