SG

Sheldon Joseph Grywacheski

DS Dutch Blacksmith Shop: 2 patents #1 of 5Top 20%
📍 Humboldt, CA: #1 of 1 inventorsTop 100%
Overall (2020): #122,394 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10842069 Manure spreader improvements Adam Jack Joseph Kraine, Ronald Galen Jordan, Douglas Little 2020-11-24
10538134 Walking beam axle assembly for an agricultural implement Ronald Galen Jordan 2020-01-21