HT

Hannu J. Toivonnen

KO Kemira Oy: 1 patents #1 of 1Top 100%
Overall (1982): #80,362 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4349660 Process for the production of air drying modified amino resin 1982-09-14