Friedhelm Habegger

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Hammersbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of making quartz glass crucibles, and apparatus carrying out...
- Patent number 4,416,680
- Issue date Nov 22, 1983
- Heraeus Quarzschmelze GmbH
- Rolf Bruning
- C30 - CRYSTAL GROWTH