Rolf Luckger

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Cologne, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for making piston rings
- Patent number 4,856,105
- Issue date Aug 8, 1989
- Goetze AG
- Manfred Brocksieper
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for machining the circumference of out-of-roun...
- Patent number 4,679,472
- Issue date Jul 14, 1987
- Goetze AG
- Otto Feller
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR