Ralf Polzin

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Herzogenrath-Kohlscheid, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for joining flat products to be connected such th...
- Patent number 6,288,361
- Issue date Sep 11, 2001
- Thyssen Stahl Aktiengesellschaft
- Hans Pircher
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR