Spill proof bong
Spring enhanced cigar cutter
Stable fluidic smoking device
Storage compartment cap for liquid-filtered smoking device
Structure of a cigarette filter and its receptacle
Structure of a holder for compressing a filter of a cigarette
Structure of an ashtray, capable of self-cleaning and automatic
Structure of ashtray
Substrates material for smoking articles
System for removing and disposing of cigarette and cigar smoke a