TREA

Richard W. Hofman

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Press-open side dispensing closure
    • Patent number 5,022,566
    • Issue date Jun 11, 1991
    • Magenta Corporation
    • John S. Song
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Side dispensing closure
    • Patent number 4,984,720
    • Issue date Jan 15, 1991
    • Magenta Corporation
    • Robert J. Groya
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL