US PATENT SUBCLASS 128 / 863
.~.~ Breath or contaminated air deflectors

Current as of: June, 1999
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128 /   HD   SURGERY

846  DF  BODY PROTECTING OR RESTRAINING DEVICES FOR PATIENTS OR INFANTS (E.G., SHIELDS, IMMOBILIZERS) {8}
857  DF  .~ Head or face protector (e.g., lips, ears, etc.) {4}
863.~.~ Breath or contaminated air deflectors

DEFINITION

Classification: 128/863

Breath or contaminated air deflectors:

(under subclass 857) Subject matter having means for preventing one person from breathing into anothers face, or from breathing in contaminated air from another source.