WK

William Kahan

TL The Singer Company Limited: 2 patents #142 of 510Top 30%
📍 New York, NY: #7,895 of 20,192 inventorsTop 40%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,368,545 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4361101 Pocket button attaching device Walter H. W. Marsh 1982-11-30
4188902 Bobbin thread run-out detectors — 1980-02-19