TREA

Otto Bach

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  • Schoneck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 6,793,784
    • Issue date Sep 21, 2004
    • W. C. Heraeus GmbH & Co. KG
    • Otto Bach
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method of producing a tantalum stock material of high ductility
    • Patent number 4,844,746
    • Issue date Jul 4, 1989
    • W. C. Heraeus GmbH
    • Michael Hormann
    • B22 - CASTING POWDER METALLURGY