Georg Trickes

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Grenzach-Wyhlen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Pyridazine derivatives useful as components of liquid crystal mixtures
- Patent number 4,595,521
- Issue date Jun 17, 1986
- Hoffmann-La Roche Inc.
- Martin Petrzilka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridazines
- Patent number 4,452,718
- Issue date Jun 5, 1984
- Hoffmann-La Roche Inc.
- Martin Schadt
- C07 - ORGANIC CHEMISTRY