US PATENT SUBCLASS 530 / 859
WASTE, WASTE MATERIAL, REFUSE OR SLUDGE, E.G., EFFLUENTS, FECAL MATTER, ETC.
Current as of:
June, 1999
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530 /
HD
CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF
859
WASTE, WASTE MATERIAL, REFUSE OR SLUDGE, E.G., EFFLUENTS, FECAL MATTER, ETC.
DEFINITION
Classification: 530/859
WASTE, WASTE MATERIAL, REFUSE OR SLUDGE, E.G., EFFLUENTS,
FECAL MATTER, ETC.:
Cross-reference art collection for peptides or proteins from waste, waste material, refuse or sludge.
