Access fitting for gas sampling bag
Actuating handle assembly
Adapter valve mechanism for transportation tank
Adjustable flow control
Adjustable in-line intravenous valve with locking mechanism
Adjustable in-line valve for sterile fluids
Angled poppet valve manual override mechanism
Anti-syphon fluid control valve apparatus and method
Automatic holding device for gasoline pump handles
Automatic valve manual lock out
Ball valve
Ball valve lock plate
Ball valve with handle locking mechanism
Ball valve with lockable security device
Blocking structure for preventing actuation of a valve for press
Butterfly valve assembly and method of making same
Butterfly valve locking apparatus
Bypass valve
Calibrated handknob assembly
Child proof handle for a faucet