AL

Arvo Lahtinen

Overall (2018): #482,239 of 503,207Top 100%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10081906 Method for carpet washing and a carpet washing service Risto Kunnas, Kari Matula 2018-09-25