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3604162
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Patent number 3,604,162
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Issue date Sep 14, 1971
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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3570187
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Patent number 3,570,187
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Issue date Mar 16, 1971
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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3374699
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Patent number 3,374,699
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Issue date Mar 26, 1968
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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3338923
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Patent number 3,338,923
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Issue date Aug 29, 1967
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C07 - ORGANIC CHEMISTRY
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3328923
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Patent number 3,328,923
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Issue date Jul 4, 1967
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C07 - ORGANIC CHEMISTRY
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3258881
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Patent number 3,258,881
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Issue date Jul 5, 1966
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
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1759747
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Patent number 1,759,747
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Issue date May 20, 1930
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A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES