Heinz Gross

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Dortmund, DT

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for making seam welded tubing
- Patent number 4,063,058
- Issue date Dec 13, 1977
- Hoesch Werke Aktiengesellschaft
- Heinz Gross
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR