US PATENT SUBCLASS 252 / FOR 250
.~.~ With subsequent operations (252/370)

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

FOR 247  DF  SOAPS (ALKALI-METAL SALTS OF WATER-INSOLUBLE FATTY OR ROSIN ACIDS) (252/367) {2}
FOR 249  DF  .~ Including saponification (252/369) {1}
FOR 250.~.~ With subsequent operations (252/370)