DP

Douglas F Porter

📍 Baltimore, MD: #35 of 189 inventorsTop 20%
🗺 Maryland: #310 of 1,619 inventorsTop 20%
Overall (1994): #140,700 of 165,921Top 85%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D345142 Temporary protective cover for an electrical outlet box — 1994-03-15