TREA

Robert C. Walen

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  • Powell, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cutting insert utilizing superabrasive compacts
    • Patent number 5,318,006
    • Issue date Jun 7, 1994
    • General Electric Company
    • Robert C. Walen
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Mining pick
    • Patent number 5,092,310
    • Issue date Mar 3, 1992
    • General Electric Company
    • Robert C. Walen
    • E21 - EARTH DRILLING MINING