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John MacDonald & (Pneumatic Tools) Ltd.

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  • Glasgow, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for scabbling concrete
    • Patent number 4,841,842
    • Issue date Jun 27, 1989
    • John MacDonald & (Pneumatic Tools) Ltd.
    • David T. Allan
    • B28 - WORKING CEMENT, CLAY, OR STONE

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