Charles G. Armstrong

Person

  • Greenville, TN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Stepped end rotary furnace

    • Patent number 5,235,611
    • Issue date Aug 10, 1993
    • Tennessee Electro Minerals, Inc.
    • Kenneth R. Jones
    • F27 - FURNACES KILNS OVENS RETORTS