Demetrios K. Prapas

Person

  • Edgewood, MD, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Smoke grenade launcher

    • Patent number H1009
    • Issue date Jan 7, 1992
    • The United States of America as repressented by the Secretary of the Army
    • Demetrios K. Prapas
    • 089 - Ordnance