JZ

John J. Zwald

GP Gte Products: 1 patents #72 of 199Top 40%
📍 Marblehead, MA: #4 of 20 inventorsTop 20%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #91,973 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D304243 Fluorescent lamp with simulative gaslight cover — 1989-10-24