TREA

John Ruemer Jr.

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  • Baltimore, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Container closure having easy-opening means
    • Patent number 4,402,421
    • Issue date Sep 6, 1983
    • Crown Cork & Seal Company, Inc.
    • John Ruemer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Container closure
    • Patent number 4,387,827
    • Issue date Jun 14, 1983
    • Crown Cork & Seal Company, Incorporated
    • John Ruemer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Promotional can end
    • Patent number 4,363,179
    • Issue date Dec 14, 1982
    • Crown Cork & Seal Company, Inc.
    • John Ruemer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL