TREA

John F. Bartlett

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  • Kent, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Preventative treatment of wood
    • Patent number 5,601,849
    • Issue date Feb 11, 1997
    • Perma-Chink Systems, Inc.
    • Richard C. Dunstan
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Preventative treatment of wood
    • Patent number 5,525,147
    • Issue date Jun 11, 1996
    • Perma-Chink Systems, Inc.
    • Richard C. Dunstan
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...