US PATENT SUBCLASS 435 / 946
.~ Using algae

Current as of: June, 1999
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435 /   HD   CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY

821  DF  MICRO-ORGANISMS USED IN THE DESTRUCTION OF HAZARDOUS OR TOXIC WASTE {5}
946.~ Using algae

DEFINITION

Classification: 435/946

Using algae: