TREA

William H. Bettcher

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  • Amherst, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Yarn and safety apparel
    • Patent number 6,016,648
    • Issue date Jan 25, 2000
    • Whizard Protective Wear Corp.
    • William H. Bettcher
    • D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
  • Information Patent Grant

    Protective garment
    • Patent number 5,070,540
    • Issue date Dec 10, 1991
    • Bettcher Industries, Inc.
    • William H. Bettcher
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Knittable yarn and safety apparel made therewith
    • Patent number 4,470,251
    • Issue date Sep 11, 1984
    • Bettcher Industries, Inc.
    • William H. Bettcher
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS