Armin Lenhart

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Neumkirchen a. Br., DE

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Patents Grantslast 30 patents

Information Patent Grant
Lead- and barium-free crystal glass
- Patent number 6,391,810
- Issue date May 21, 2002
- F. X. Nachtmann Bleikristallwerke GmbH
- Armin Lenhart
- C03 - GLASS MINERAL OR SLAG WOOL