TREA

Larry W. Roberts

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  • Fairfield, AL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Envelope opener
    • Patent number 4,233,800
    • Issue date Nov 18, 1980
    • Amer-O-Matic Corporation
    • William J. Long
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Envelope opener
    • Patent number 4,142,430
    • Issue date Mar 6, 1979
    • Amer-O-Matic Corp.
    • William J. Long
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES