P-trap for plumbing drainage systems

Parts washer with solvent flow control

Passageway resistant to capillary transport

Passive dispenser

Passive dispenser

Passive dispenser

Passive dispenser having a double air vent system

Passive dosing dispenser

Passive dosing dispenser containing selected calcium...

Passive dosing dispenser employing captive air bubble to...

Passive dosing dispenser employing captive,...

Passive dosing dispenser employing trapped air bubble to...

Passive dosing dispenser exhibiting improved resistance to...

Passive dosing dispenser featuring high strength initial...

Passive dosing dispenser with improved hypochlorite cake

Passive grease trap with pre-stage for solids separation

Passive lavatory cleanser dispensing system

Passive liquid dosing dispenser

Passive sensors and control algorithms for faucets and...

Passive sensors for automatic faucets and bathroom flushers