US PATENT SUBCLASS 252 / 392
.~.~.~.~ Oxygen organic compound containing


Current as of: June, 1999
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252 /   HD   COMPOSITIONS

380  DF  PRESERVATIVE AGENTS {3}
387  DF  .~ Anti-corrosion {1}
388  DF  .~.~ Organic compound containing {6}
390  DF  .~.~.~ Amine, amide, azo, or nitrogen-base radical containing {2}
392.~.~.~.~ Oxygen organic compound containing


DEFINITION

Classification: 252/392

(under subclass 390) Compositions which contain organic compounds which contain oxygen.