TREA

William A. Putman

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  • Louisville, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Luggage handling hand cart
    • Patent number 5,190,305
    • Issue date Mar 2, 1993
    • Magline, Inc.
    • William A. Putman
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Internally supported filter
    • Patent number 4,394,147
    • Issue date Jul 19, 1983
    • Allis-Chalmers Corporation
    • John A. Caddy
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pocket filter assembly
    • Patent number 4,356,011
    • Issue date Oct 26, 1982
    • Allis-Chalmers Corporation
    • Charles E. Day
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Gas separation filter device having a handle
    • Patent number 4,247,316
    • Issue date Jan 27, 1981
    • American Air Filter Company, Inc.
    • William A. Putman
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL