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Andreas Laely
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Allschwil, CH
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last 30 patents
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Patent Grant
Method for the production of a pigment preparation for coloring lin...
Patent number
4,279,802
Issue date
Jul 21, 1981
Ciba-Geigy Corporation
Andreas Laely
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Process for the mass coloration or whitening of linear polyesters
Patent number
4,093,584
Issue date
Jun 6, 1978
Ciba-Geigy Corporation
Gunther Zwahlen
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING