Johann Riedl

Person

  • Waldkirchen, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Roll-forged drill bit

    • Patent number 6,113,321
    • Issue date Sep 5, 2000
    • Black & Decker Inc.
    • Michael Mulroy
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR