DS

Dmitriy Andreyevich Sokolov

Overall (2017): #157,400 of 506,227Top 35%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9675900 Construction-set elements 2017-06-13
9579588 Construction elements and construction toy 2017-02-28