HK

Hans W. Kleffner

RA Ruetgerswerke Aktiengesellschaft: 1 patents #1 of 5Top 20%
📍 Battenberg, DE: #2 of 2 inventorsTop 100%
Overall (1989): #108,374 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4865620 Hair dye composition Winfried Orth, Wolfgang Weiss 1989-09-12