TREA

Ronald C. Unterreiner

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  • Cape Girardeau, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making book style albums
    • Patent number 4,632,717
    • Issue date Dec 30, 1986
    • Blair Industries, Inc.
    • Herbert Graetz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of making cassette holders
    • Patent number 4,555,290
    • Issue date Nov 26, 1985
    • Blair Industries, Inc.
    • Herbert Graetz
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of making cassette holders
    • Patent number 4,432,827
    • Issue date Feb 21, 1984
    • Blair Industries, Inc.
    • Herbert Graetz
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Book type cassette holder and method of making same
    • Patent number 4,407,410
    • Issue date Oct 4, 1983
    • Blair Industries, Inc.
    • Herbert Graetz
    • G11 - INFORMATION STORAGE