Organic Compounds -- Part Of The Class 532-570 Series Patents (Class 564)

Organic compounds (class 532, subclass 1)

AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) (Class 564/1)

Foreign Patent Art Collections

Class-related foreign documents (Class 564/FOR000)

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