Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61Q
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
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17/00
Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
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A61Q17/02
containing insect repellants
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