United States. Congress. Senate. Committee on Patents
Richard R. Janis
Tyler Gregory Hicks
Joseph J. Galeno
R. Dodge Woodson
Canada. Industry, Science and Technology Canada.
Dow & Co Braman
Plumbing Contractors of America
Leander Lovell
Pierre Auguste
Hry Scellier & Cie
Tony Marini
United States. Federal Trade Commission
Steve Muscroft
Henry Hodgman Saylor
Scottish and Northern Ireland Plumbing Employers' Federation.
Miller & Coates
Dalton & Ingersoll