Wolfgang Schafer

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Patents Grantslast 30 patents

Information Patent Grant
Liquid-crystalline, 2,5-disubstituted, 1,3,4-thiadiazoles with exte...
- Patent number 4,952,699
- Issue date Aug 28, 1990
- VEB Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik
- Bak G Yong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ferroelectric liquid crystals
- Patent number 4,874,544
- Issue date Oct 17, 1989
- VEB Werk fuer Fernsehelektronik im VEB Kombinat Mikroelektronik
- Bak G. Yong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid crystal substances
- Patent number 4,438,268
- Issue date Mar 20, 1984
- Horst Zaschke
- C07 - ORGANIC CHEMISTRY