Rolf Ruhl

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Rechberghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for electric longitudinal-seam mash resistance welding
- Patent number 4,568,812
- Issue date Feb 4, 1986
- L. Schuler GmbH
- Walter Panknin
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Numerically controlled groove-stamping machine
- Patent number 4,516,447
- Issue date May 14, 1985
- L. Schuler GmbH
- Franz Schneider
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Loading device for a press
- Patent number 4,352,627
- Issue date Oct 5, 1982
- L. Schuler GmbH
- Franz Schneider
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...