FS

Frank G. Spanur

UC Union Carbide: 1 patents #697 of 1,402Top 50%
📍 Parma Heights, OH: #47 of 99 inventorsTop 50%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,032,540 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4442184 Dry path gas venting seal — 1984-04-10