US PATENT SUBCLASS 435 / 947
.~ Using protozoa
Current as of:
June, 1999
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435 /
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CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY
821
DF
MICRO-ORGANISMS USED IN THE DESTRUCTION OF HAZARDOUS OR TOXIC WASTE
{5}
947
.~ Using protozoa
DEFINITION
Classification: 435/947
Using protozoa:
