August Duffner

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Schonach, DE

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Patents Grantslast 30 patents

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Boring and deburring head and boring and deburring tool capable of...
- Patent number 4,589,805
- Issue date May 20, 1986
- Kadia-Diamant Maschinen- und Werkzeugfabrik O. Kopp GmbH & Co.
- August Duffner
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR