US PATENT SUBCLASS 422 / 53
.~ Corrosion tester

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

50  DF  ANALYZER, STRUCTURED INDICATOR, OR MANIPULATIVE LABORATORY DEVICE {11}
53.~ Corrosion tester

DEFINITION

Classification: 422/53

Corrosion tester:

(under subclass 50) Apparatus for measuring (a) the corrosivity of chemical agents or environments, (b) the corrosion resistance of materials, or (c) the effectiveness of corrosion-inhibiting agents.

SEE OR SEARCH THIS CLASS, SUBCLASS:

240+, for chemical apparatus constructed of material to resist corrosion.