US PATENT SUBCLASS 128 / 204.11
.~.~ Treating agent holder solely supported by head

Current as of: June, 1999
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128 /   HD   SURGERY

200.24  DF  RESPIRATORY METHOD OR DEVICE {32}
203.12  DF  .~ Means for mixing treating agent with respiratory gas {16}
204.11.~.~ Treating agent holder solely supported by head {1}
204.12  DF  .~.~.~> Holder solely supported by nose

DEFINITION

Classification: 128/204.11

Treating agent holder solely supported by head:

(under subclass 203.12) Subject matter including a treating agent holder solely supported by the user's head.