Nis-Friedrich Ewald

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Monchen-Gladbach-Rheindahler, DT

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Patents Grantslast 30 patents

Information Patent Grant
Combined precision boring and burnishing tool
- Patent number 4,054,976
- Issue date Oct 25, 1977
- Wilhelm Hegenscheidt GmbH
- Nis-Friedrich Ewald
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR