4. Tobacco
  5. Cigar or cigarette making
  6. Including cooperating surfaces to induce rolling

Charles H. Keith

Inventor

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Compound filter

Tobacco – Smoke separator or treater – By adding constituent to smoke stream
Patent

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Fibrets suitable for paper opacification

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
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Filter

Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Patent

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Filter material

Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet
Patent

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Method of forming cigarette filter material

Manufacturing container or tube from paper; or other manufacturi – Cigarette filter making – With shaping or compacting of filter material
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Profile ID: LFUS-PAI-P-700792

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