TREA

Jan Bjork

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  • Bjarred, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Depth charge fuze
    • Patent number 4,911,058
    • Issue date Mar 27, 1990
    • SA Marine AB
    • Sten E. O Andersson
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Arming device for sea mines
    • Patent number 4,708,062
    • Issue date Nov 24, 1987
    • Jan Bjork
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Releasing device
    • Patent number 4,230,040
    • Issue date Oct 28, 1980
    • SAB Industri AB
    • Jan Bjork
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Device for anchoring a buoyant mine at a preset depth
    • Patent number 4,221,166
    • Issue date Sep 9, 1980
    • SAB Industri AB
    • Jan Bjork
    • F42 - AMMUNITION BLASTING