US PATENT SUBCLASS 128 / 207.13
.~.~ Covering nose only

Current as of: June, 1999
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128 /   HD   SURGERY

200.24  DF  RESPIRATORY METHOD OR DEVICE {32}
206.21  DF  .~ Face mask covering a breathing passage {6}
207.13.~.~ Covering nose only

DEFINITION

Classification: 128/207.13

Covering nose only:

(under subclass 206.21) Subject matter wherein the mask overlies only the nose.