Friedrich-Karl Koch

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Krefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for pressing parts from round stock
- Patent number 4,404,830
- Issue date Sep 20, 1983
- L. Schuler GmbH
- Friedrich-Karl Koch
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for the production of threaded nuts by cold forming
- Patent number 4,299,000
- Issue date Nov 10, 1981
- Peltzer & Ehlers
- Friedrich-Karl Koch
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Multiple stage press
- Patent number 4,205,427
- Issue date Jun 3, 1980
- Peltzer & Ehlers
- Friedrich-Karl Koch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR