David McElroy

Person

  • St. Clair Shores, MI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Harvester with a laterally extending visor structure

    • Patent number 4,185,867
    • Issue date Jan 29, 1980
    • Allis-Chalmers Corporation
    • William M. Schmidt
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Data printer

    • Patent number D246974
    • Issue date Jan 17, 1978
    • Sycor, Inc.
    • Stanley E. Thorwaldsen
    • D14 - Recording, communication, or information retrieval equipment