AS

Arthur R. Bergstresser, Sr.

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Berea, OH: #44 of 128 inventorsTop 35%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,309,093 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5111426 Instructional device and method thereof Edward Craig 1992-05-05
D321208 Portable instructional display device for welding or the like Edward Craig 1991-10-29