IS

Isaak G. Shifrin

Overall (1982): #57,226 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4314975 Method for preparing titanium tanning agent David L. Motov, Ljudmila P. Tjurkina, Lidia G. Gerasimova, Alexandr I. Metelkin, Nina I. Kolesnikova +6 more 1982-02-09