LH

Lloyd M. Helzig

📍 Springfield, OR: #2 of 12 inventorsTop 20%
🗺 Oregon: #40 of 384 inventorsTop 15%
Overall (1982): #18,656 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4324561 Combustible fuel pellets formed from botanical material John J. Dean 1982-04-13