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John G. Schroder

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  • Roseville, N.S.W., AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wood preservation process
    • Patent number 4,325,993
    • Issue date Apr 20, 1982
    • John G. Schroder
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...