JO

John T. Ostgaard

📍 Los Angeles, CA: #49 of 252 inventorsTop 20%
🗺 California: #1,105 of 6,198 inventorsTop 20%
Overall (1982): #51,872 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322182 Apparatus and method for under-water jacking of piles — 1982-03-30