TREA

William L. Brown Sr.

Follow

Person

  • Alma, MI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Air lift device
    • Patent number 6,227,357
    • Issue date May 8, 2001
    • William L. Brown
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS