IB

Irvy T. Barker

NI Nelson Industrial: 2 patents #32 of 105Top 35%
📍 Stoughton, WI: #92 of 201 inventorsTop 50%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,340,697 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4697668 Aspirating muffler — 1987-10-06
4640536 Tube clamp assembly Frederick H. Printiss, Sr. 1987-02-03