Derek N. Marchant

Person

  • Hurstpierpoint, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Double-diaphragm pumps

    • Patent number 4,624,628
    • Issue date Nov 25, 1986
    • Flotronics AG
    • Derek N. Marchant
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES