HM

Henry J. Martens

📍 Lynnfield, MA: #119 of 205 inventorsTop 60%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,119,117 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4221025 Anti-theft locking device Jan Vandebult 1980-09-09