VENTILATING GROOVES AND CENTRAL CAPILLARY

A filter for a cigarette includes a porous filter rod having a capillary smoke passageway extending coaxially therethrough and a hollow, generally cylindrical mouthpiece coaxially located with the filter rod at the mouth end of the filter rod. The filter rod is circumscribed by a non-porous wrapper,...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ROBERT ALOIS SANFORD
Format:	Patent
Sprache:	eng
Schlagworte:	CIGARETTES CIGARS HUMAN NECESSITIES MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES MOUTHPIECES FOR CIGARS OR CIGARETTES SMOKERS' REQUISITES TOBACCO TOBACCO SMOKE FILTERS
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