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Leizer Balk deceased

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  • late of Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Zinc-rich powders
    • Patent number 4,381,334
    • Issue date Apr 26, 1983
    • Pratt & Lambert, Inc.
    • Leizer Balk
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...