RH

Rainer Hamprecht

BH Bayer Healthcare: 1 patents #249 of 594Top 45%
Overall (1982): #37,747 of 81,411Top 50%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4348319 Process for the preparation of cyano-azo dyestuffs — 1982-09-07