Automated water sample collecting system
Automatic actuator system
Automatic damper for furnace vent pipe
Automatic fill valve assembly
Automatic fluid control valve
Automatic fluid flow control device, system and method
Automatic shut-off valve for liquid storage tanks and method of
Automatic valve assembly
Automatic water shut-off valve
Axially semisymmetrical supersonic air intake for reaction engin
Backflow preventer apparatus and method with integration of...
Backflow preventer assembly
Backflow prevention assembly
Backflow preventor with adjustable cutflow direction
Backflow preventor with adjustable outflow direction
Backflow preventor with adjustable outflow direction
Baffle for a sewage tank and method of installation
Baffled tank for a vehicle
Balanced fluid pressure regulator
Ball cock construction for controlling the level of liquids such