US PATENT SUBCLASS 137 / 625.31
.~.~.~ Rotary

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

561 R  DF  SYSTEMS {32}
625  DF  .~ Multi-way valve unit {12}
625.28  DF  .~.~ Dividing into parallel flow paths with recombining {4}
625.31.~.~.~ Rotary {1}
625.32  DF  .~.~.~.~> Plug

DEFINITION

Classification: 137/625.31

(under subclass 625.28) Devices in which the valve unit rotates.