Magnetic actuated valve
Magneto-pneumatic intermittent suction device
Magneto-pneumatic timing device
Manifold assembly
Manual control device for pneumatic systems
Manual fluid pressure controller
Manually-operable fluid pressure regulating valve device
Marine riser anti-collapse valve
Massage bath tub faucet structure
Maximum pressure selector device
Means for suppressing cavitation in a high pressure relief valve
Medical valve and method to monitor intra-abdominal pressure
Metering apparatus
Metering cap
Metering device
Metering device
Metering device for adding one fluid to another
Metering valve for heparin or the like
Method and apparatus for adjusting the density of a liquid
Method and apparatus for automatically transferring and measurin