Membership
Tour
Register
Log in
Robert A. Marshall
Follow
Person
Cambridge, MA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Filtration of tobacco using moisture free, electrically neutral hyd...
Patent number
5,115,824
Issue date
May 26, 1992
Center For Applied Research, Inc.
Robert A. Marshall
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES