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SIA, Schweizer Schmirgel- u. Schlief-Industrie AG

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  • Frauenfeld, CH
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  • Information Patent Grant

    Abrasive material
    • Patent number 4,364,746
    • Issue date Dec 21, 1982
    • SIA, Schweizer Schmirgel- u. Schlief-Industrie AG
    • Diethelm Bitzer
    • B24 - GRINDING POLISHING

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