TREA

Robert Dreher

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  • Ft. Washington, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pole plunger
    • Patent number 8,065,754
    • Issue date Nov 29, 2011
    • Carlos J. Johnson
    • B08 - CLEANING

Patents Applicationslast 30 patents

  • Information Patent Application

    Pole plunger
    • Publication number 20070118980
    • Publication date May 31, 2007
    • Carlos J. Johnson
    • B08 - CLEANING