HK

Hiroshi Kiyoshima

TL The Singer Company Limited: 2 patents #142 of 510Top 30%
Overall (All Time): #2,354,013 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4527497 Differential feed system with safety device Alexander F. Kerr 1985-07-09
4407211 Convertible bed for overedge sewing machine 1983-10-04