TREA

James R. Hammersmith

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  • Jeffersonville, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sheet material
    • Patent number 4,072,789
    • Issue date Feb 7, 1978
    • Brown & Williamson Tobacco Corporation
    • James R. Hammersmith
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Grant

    Method for making porous filter tip
    • Patent number 4,035,220
    • Issue date Jul 12, 1977
    • Brown & Williamson Tobacco Corporation
    • James R. Hammersmith
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES