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Treatment of particulate materials
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Patent number 4,815,482
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Issue date Mar 28, 1989
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British-American Tobacco Company Limited
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Roland Clift
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Expansion of tobacco
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Patent number 4,697,604
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Issue date Oct 6, 1987
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British American Tobacco Company Limited
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Ian C. Brown
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Expansion of tobacco
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Patent number 4,696,313
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Issue date Sep 29, 1987
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British American Tobacco Company Limited
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Ian C. Brown
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Treatment of tobacco
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Patent number 4,693,264
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Issue date Sep 15, 1987
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British American Tobacco Company Limited
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Roger W. Hedge
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Expansion of tobacco
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Patent number 4,641,665
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Issue date Feb 10, 1987
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British American Tobacco Company Limited
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Roger W. Hedge
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Reordering of tobacco
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Patent number 4,583,559
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Issue date Apr 22, 1986
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British American Tobacco Company Limited
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Roger W. Hedge
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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Smoking materials
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Patent number 4,109,664
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Issue date Aug 29, 1978
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Brown & Williamson Tobacco Corporation
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Roger W. Hedge
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES