TREA

DBT Deutsch Bergbau-Technik GmbH

Follow

Organization

  • DE
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic advancing support frame
    • Patent number 5,961,254
    • Issue date Oct 5, 1999
    • DBT Deutsch Bergbau-Technik GmbH
    • Hans-Otto Friedrichs
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks