AP

Alexandr Yakovlevich Preobrazhensky

Overall (All Time): #4,109,271 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4196181 Microcrystalline monolithic carbon material Leonid Fedorovich Vereschagin, Evgeny Nikolaevich Yakovlev, Vladislav Nikolaevich Slesarev, Vasily Alexandrovich Stepanov, Tatyana Dmitrievna Varfolomeeva +1 more 1980-04-01