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David L. Ramstad

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  • Portsmouth, RI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Helicopter launch and recovery device for horizontal floating ASW m...
    • Patent number 4,009,635
    • Issue date Mar 1, 1977
    • The United States of America as represented by the Secretary of the Navy
    • James M. Munro
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Safe and arm device
    • Patent number 3,951,036
    • Issue date Apr 20, 1976
    • The United States of America as represented by the Secretary of the Navy
    • David L. Ramstad
    • F42 - AMMUNITION BLASTING