Karl M. Martin

Person

  • Richmond, VA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    High grade polyethylene paper

    • Patent number 5,242,546
    • Issue date Sep 7, 1993
    • E. I. Du Pont de Nemours and Company
    • Robert J. Evans
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...