US PATENT SUBCLASS 128 / 204.25
.~.~ Gas stream passed through jet nozzle or venturi passage

Current as of: June, 1999
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128 /   HD   SURGERY

200.24  DF  RESPIRATORY METHOD OR DEVICE {32}
204.18  DF  .~ Means for supplying respiratory gas under positive pressure {17}
204.25.~.~ Gas stream passed through jet nozzle or venturi passage

DEFINITION

Classification: 128/204.25

Gas stream passed through jet nozzle or venturi passage:

(under subclass 204.18) Subject matter wherein a gas stream is passed through a jet nozzle or venturi passage.