TREA

Stig Hallstrom

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  • Karlskoga, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Arrangement for mine construction
    • Patent number 5,016,535
    • Issue date May 21, 1991
    • Aktiebolaget Bofors
    • Stig Hallstrom
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Hollow charge
    • Patent number 4,487,130
    • Issue date Dec 11, 1984
    • AB Bofors
    • Leif Brattstr/o/ m
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Extendable fin
    • Patent number 4,440,360
    • Issue date Apr 3, 1984
    • Aktiebolaget Bofors
    • Stig Hallstrom
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Method and a device for cast-loading explosive charges
    • Patent number 4,421,004
    • Issue date Dec 20, 1983
    • Aktiebolaget Bofors
    • Stig Hallstrom
    • C06 - EXPLOSIVES MATCHES