MH

Marshall D. Hampton

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Lakewood, CO: #382 of 1,100 inventorsTop 35%
🗺 Colorado: #17,029 of 40,980 inventorsTop 45%
Overall (All Time): #2,374,060 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4226100 Waterproof padlock case Edwin L. Spangler, Jr. 1980-10-07
4224813 Padlock cover and shackle seal therefor — 1980-09-30