Erich Kotthaus

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Huckeswagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Tool for grinding the teeth of bevel gears having longitudinally cu...
- Patent number 5,255,475
- Issue date Oct 26, 1993
- Oerlikon Geartec AG
- Erich Kotthaus
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of grinding the teeth of bevel gears having longitudinally c...
- Patent number 4,910,922
- Issue date Mar 27, 1990
- Werkzeugmaschinenfabrik Oerlikon-Buhrle
- Erich Kotthaus
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR