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Werner Kunnel
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Leverkusen, DE
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last 30 patents
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Patent Grant
Process for dyeing and printing cellulose fibres
Patent number
4,249,275
Issue date
Feb 10, 1981
Bayer Aktiengesellschaft
Herbert Hugl
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...