US PATENT SUBCLASS 128 / 202.26
.~ Gas produced by electrolysis or chemical reaction

Current as of: June, 1999
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128 /   HD   SURGERY

200.24  DF  RESPIRATORY METHOD OR DEVICE {32}
202.26.~ Gas produced by electrolysis or chemical reaction

DEFINITION

Classification: 128/202.26

Gas produced by electrolysis or chemical reaction:

(under subclass 200.24) Subject matter including means for producing the respiratory gas by electrolysis or by chemical reaction.

SEE OR SEARCH CLASS

422, Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing,

120+, for devices for chemically purifying and generating respiratory gas.

423, Chemistry of Inorganic Compounds,

579+, for oxygen generating chemicals.