WL

Willem De Lange

DB Duphar International Research B.V.: 2 patents #1 of 8Top 15%
📍 Weesp, CA: #1 of 1 inventorsTop 100%
Overall (1982): #6,444 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4341552 Granular pesticidal composition and method of preparing same 1982-07-27
4313941 Stabilized granular nematicidal and insecticidal composition having O-ethyl-S,S-dipropyl dithiophosphate as an active substance Hendrik Duinker 1982-02-02