Patent classifications
A
HUMAN NECESSITIES
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A24
TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
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A24C
MACHINES FOR MAKING CIGARS OR CIGARETTES
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5/00
Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
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A24C5/47
Attaching filters or mouthpieces to cigars or cigarettes, e.g. inserting filters into cigarettes or their mouthpieces
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A24C5/476
adapted for cigars or cigarettes with a hollow mouthpiece, e.g. recess filter cigarettes
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