Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61K
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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33/00
Medicinal preparations containing inorganic active ingredients
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A61K33/06
Aluminium, calcium or magnesium; Compounds thereof; , e.g. clay
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A61K33/08
Oxides; Hydroxides
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