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Jacob Pypker
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Bilthoven, NL
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last 30 patents
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Patent Grant
Mercapto alcohols and mercaptoalkyl esters
Patent number
4,053,656
Issue date
Oct 11, 1977
Polak's Frutal Works B.V.
Jan Stoffelsma
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Mercapto alcohols and mercaptoalkyl esters
Patent number
3,970,689
Issue date
Jul 20, 1976
Polak's Frutal Works B.V.
Jan Stoffelsma
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES