Franz Isemann

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Oberstdorf, DE

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Patents Grantslast 30 patents

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Substantially pore-free sintered polycrystalline articles of .alpha...
- Patent number 4,524,138
- Issue date Jun 18, 1985
- Elektroschmelzwerk Kempten GmbH
- Karl A. Schwetz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES