TREA

James H. Grutter

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  • Grand Rapids, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rafter side slotter
    • Patent number 4,243,082
    • Issue date Jan 6, 1981
    • New England Log Homes, Inc.
    • Alfonso A. Paris
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...