NE

Norman R. Engman

ES Emco Specialties: 1 patents #3 of 6Top 50%
📍 Des Moines, IA: #347 of 657 inventorsTop 55%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,108,964 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4195433 Utility signal device — 1980-04-01