TREA

Hal Hirtz

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  • Mission, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automated excavation machine
    • Patent number 8,016,363
    • Issue date Sep 13, 2011
    • Eric Jackson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Automated excavation machine
    • Patent number 7,695,071
    • Issue date Apr 13, 2010
    • Minister of Natural Resources
    • Eric Jackson
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Automated Excavation Machine
    • Publication number 20100109417
    • Publication date May 6, 2010
    • MINISTER OF NATURAL RESOURCES CANADA
    • Eric Jackson
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Automated excavation machine
    • Publication number 20040207247
    • Publication date Oct 21, 2004
    • Eric Jackson
    • E21 - EARTH DRILLING MINING