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United States Utility Patents
5,531,240 - 5,531,249

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NumberTitle
5,531,240 Method and apparatus for spill free liquid transfer
5,531,241 Condensate trap and drain for systems under pressure
5,531,242 Cylinder solvent pumping system
5,531,243 Irrigation standpipe flow diverter and method for making same
5,531,244 Hemispherical ball valve
5,531,245 High temperature heated valve
5,531,246 Hose reel for mobile service vehicles
5,531,247 Temperature and pressure resistant shutoff valve
5,531,248 Butterfly valve
5,531,249 Valve block assembly for I.S. machine



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