Helmut Lochmann

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Hofheim, DE

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Patents Grantslast 30 patents

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Hydrogen discharge ultraviolet light source or lamp, and method of...
- Patent number 4,910,431
- Issue date Mar 20, 1990
- W. C. Heraeus GmbH
- Jurgen Witt
- C03 - GLASS MINERAL OR SLAG WOOL