TREA

Dennis E. Essig

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  • Port Huron, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery plate stacker
    • Patent number 5,099,982
    • Issue date Mar 31, 1992
    • Wirtz Manufacturing Company, Inc.
    • John W. Wirtz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Battery plate stacker method
    • Patent number 5,062,762
    • Issue date Nov 5, 1991
    • Wirtz Manufacturing Company, Inc.
    • John W. Wirtz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Battery plate stacker
    • Patent number 4,973,218
    • Issue date Nov 27, 1990
    • Wirtz Manufacturing Company, Inc.
    • John W. Wirtz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...