Jurgen Pottharst

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Stuttgart, DE

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Patents Grantslast 30 patents

Information Patent Grant
Projection tube having an insulating layer of magnesium oxide and a...
- Patent number 4,838,651
- Issue date Jun 13, 1989
- Nokia Graetz GmbH
- Jurgen Pottharst
- G02 - OPTICS
Information Patent Grant
Liquid-crystal display manufacturing method
- Patent number 4,786,268
- Issue date Nov 22, 1988
- Standard Elektrik Lorenz AG
- Rolf Zondler
- G02 - OPTICS
Information Patent Grant
Liquid-crystal display made from continuous plastic film split and...
- Patent number 4,702,559
- Issue date Oct 27, 1987
- Standard Electrik Lorenz
- Rolf Zondler
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS