JH

John H. Hedger

📍 Lakeside, CA: #2 of 5 inventorsTop 40%
🗺 California: #1,105 of 6,198 inventorsTop 20%
Overall (1982): #52,877 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4333388 Reciprocating engine with improved piston movement stabilizing means — 1982-06-08