Tobacco
Smoke separator or treater
By adding constituent to smoke stream
Inventor
active
Cigarette filter
Cigarette filter
Cigarette filter
Cigarette paper
No associations
LandOfFree
Dorothy M. Frank does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Dorothy M. Frank, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dorothy M. Frank will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-722039