Vacuum and gas expansion of tobacco

Vacuum filtration system especially adapted for removing smoke i

Vanillin 5-hydroxyesters and smoking compositions containing a v

Vapor exchange

Vaporization of volatile materials

Vaporization pipe with flame filter

Variable air dilution cigarette filter

Variable air dilution cigarette filters

Variable dilution filter

Variable dilution filter

Variable speed transferring device fo a cigarette wrapping appar

Variable ventilation mouthpiece for a smoking article

Variably ventilated filter cigarette

Vehicle ash receiver with ash discharging device

Vehicle ashtray

Vehicle cigarette lighter

Vehicle mounted arrangement for receiving smoking residues or th

Ventilated cigarette

Ventilated cigarette

Ventilated cigarette filter