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Kabel-und Metallwerke

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  • Hannover, DT
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  • Information Patent Grant

    Strengthening of a welding seam
    • Patent number 4,072,035
    • Issue date Feb 7, 1978
    • Kabel-und Metallwerke
    • Gerhard Ziemek
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

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