TREA

Douglas R. Rammer

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  • Madison, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Localized notch reinforcement for wooden beams
    • Patent number 5,852,909
    • Issue date Dec 29, 1998
    • The United States of America as represented by the Secretary of Agriculture
    • Lawrence A. Soltis
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Localized notch reinforcement for wooden beams
    • Patent number 5,720,143
    • Issue date Feb 24, 1998
    • The United States of America as represented by the Secretary of Agriculture
    • Lawrence A. Soltis
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS