US PATENT SUBCLASS 128 / 207.18
.~ Respiratory gas supply means enters nasal passage

Current as of: June, 1999
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128 /   HD   SURGERY

200.24  DF  RESPIRATORY METHOD OR DEVICE {32}
207.18.~ Respiratory gas supply means enters nasal passage

DEFINITION

Classification: 128/207.18

Respiratory gas supply means enters nasal passage:

(under subclass 200.24) Subject matter wherein the respiratory gas supply means is placed in an air passage of the user's nose.