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Class Information
Number: 137/599.04
Name: Fluid handling > Systems > Dividing into parallel flow paths with recombining > System having plural inlets > Having digital flow controller

Patents under this class:

Patent Number Title Of Patent Date Issued
8051875 Pipeline protection system Nov. 8, 2011
6269831 Precision volumetric measuring and mixing apparatus Aug. 7, 2001
5469886 Solenoid valve Nov. 28, 1995
5431187 Bidet with anti-scalding valve assembly Jul. 11, 1995
5411059 Multiple flow rate fluid control valve assembly May. 2, 1995
5289811 Purge control device Mar. 1, 1994
5102228 Apparatus and method for producing foamed materials Apr. 7, 1992
5076321 Flow sensitive fluid shutoff safety device Dec. 31, 1991
5065794 Gas flow distribution system Nov. 19, 1991
4915123 Apparatus for preparing gas mixtures from constituents taken in a given proportion Apr. 10, 1990
4644968 Master clutch pressure and lubrication valve Feb. 24, 1987
4498496 Mixing of gaseous substances Feb. 12, 1985
4347869 Hydraulic valve position control system for regulating smokestack exhaust pressure Sep. 7, 1982
4244396 Digital fluid flow control system Jan. 13, 1981
4207919 Digital fluid flow control system Jun. 17, 1980

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