US PATENT SUBCLASS 252 / 301.19
.~ Inspection penetrant compositions

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

301.16  DF  ORGANIC LUMINESCENT MATERIAL CONTAINING COMPOSITIONS {6}
301.19.~ Inspection penetrant compositions

DEFINITION

Classification: 252/301.19

(under subclass 301.16) Compositions which are to be employed as flaw penetrants for detecting surface discontinuties in test bodies.