AT

Alfred Trojan

📍 Greven, DE: #19 of 37 inventorsTop 55%
Overall (All Time): #3,880,164 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5029543 Accessory unit for a sewing machine for automatically sewing pieces of ribbon material onto a sewing material 1991-07-09