Adapter valve mechanism for transportation tank
Adjustable in-line valve for sterile fluids
Anti-syphon fluid control valve apparatus and method
Ball valve
Ball valve lock plate
Ball valve with handle locking mechanism
Ball valve with lockable security device
Butterfly valve locking apparatus
Child proof handle for a faucet
Child resistant valve assembly
Child-resistant handle
Childproof valve for swimming pool
Connection collar having an adjustable damper
Control handle arrangement for a fluid control valve
Device for locking a lever for pivoting a valve
Discharge controlling device for faucets
Discharge controlling device for faucets
Discharge valve with handle lock
Double handle self-locking mechanism for manual operation of a c
Drain valve