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Friedrich Hessel
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Freiburg, DE
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last 30 patents
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Polymer materials having liquid-crystalline phases
Patent number
5,190,689
Issue date
Mar 2, 1993
Merck Patent Gesellschaft mit beschrankter Haftung
Heino Finkelmann
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...