TREA

Sune Hallin

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  • Nora, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ignition apparatus for blasting machine
    • Patent number D297347
    • Issue date Aug 23, 1988
    • Nitro Nobel AB
    • Ake Gustafsson
    • D22 - Arms, pyrotechnics, hunting and fishing equipment
  • Information Patent Grant

    Resistance insulation meter
    • Patent number D293895
    • Issue date Jan 26, 1988
    • Nitro Nobel AB
    • Ake Gustafsson
    • D10 - Measuring, testing, or signalling instruments