Donald M. Waltz

Person

  • Atlantic, IA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Water flow actuated air charging device

    • Patent number 4,002,184
    • Issue date Jan 11, 1977
    • Howard A. Tubbs
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES