JH

John C. Humphreys

📍 Woodbine, MD: #1 of 5 inventorsTop 20%
🗺 Maryland: #154 of 841 inventorsTop 20%
Overall (1982): #52,736 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4321881 Method and apparatus for inserting a gusset in panti-hose — 1982-03-30