Richard S. Hutchings · Orville

Main Entry: Richard S. Hutchings
Patent Title: Aqueous Alkali Metal Halogenite Compositions Containing a Colorant
Family Name: Hutchings
Given Name: Richard
Middle Name: S.
Patent Date: November 14, 1989
Patent Number: 4,880,556
Location: OH

Item sets: INDEX OF BLACK INVENTORS BY STATE OR COUNTRY OF RESIDENCE 1834-2008