RL

Ryszard Leoniak

Overall (2016): #242,491 of 481,213Top 55%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9510117 Device for measuring sound level Wieslaw Barwicz, Lukasz Lukaszewski, Grzegorz Kuzmiszyn 2016-11-29