Johann Konken

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Hurth, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for fine machining of plane surfaces of disk-shaped workp...
- Patent number 4,811,523
- Issue date Mar 14, 1989
- Supfina Maschinenfabrik Hentzen KG
- Heinz-Gunter Schmitz
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR