HD

Hendrik Duinker

DB Duphar International Research B.V.: 1 patents #2 of 8Top 25%
📍 Weesp, NL: #1 of 5 inventorsTop 20%
Overall (1982): #60,092 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4313941 Stabilized granular nematicidal and insecticidal composition having O-ethyl-S,S-dipropyl dithiophosphate as an active substance Willem De Lange 1982-02-02