Hermann Leitner

Person

  • Langenfeld, DT

Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling mill

    • Patent number 3,930,395
    • Issue date Jan 6, 1976
    • Schloemann-Siemag Aktiengesellschaft
    • Erich Bretschneider
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...