Comb or multiple comb filter inserted in the cigarette or applicable to devices for smoke or to sources of polluting flows
A Standard patent application filed on 13 April 2000 credited to Murri, Romano
Details
Application number :
43128
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Comb or multiple comb filter inserted in the cigarette or applicable to devices for smoke or to sources of polluting flows