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Elias Howe patented the lockstitch sewing machine

On this day · 10 September 1846
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On September 10, 1846, a 27-year-old Massachusetts mechanic won the U.S. patent that mechanized stitching.

Verified · Google Patents — US1125476A

On September 10, 1846, Elias Howe Jr. of Cambridge, Massachusetts received U.S. Patent No. 4,750 for an “Improvement in Sewing-Machines.” The young mechanic—he was about 27—had spent years tinkering toward a machine that could replicate the slow labor of stitching by hand.

His design combined three features that still define the sewing machine: a needle with the eye at its point, a shuttle running beneath the cloth to lock the thread, and an automatic feed. Together they produced the durable lockstitch.

Recognition came slowly. Howe initially found more interest in England than at home, and on returning he discovered others—most famously Isaac Singer—selling machines that used his lockstitch. Howe sued, and after a patent fight stretching from 1849 to 1854 he prevailed, earning substantial royalties on nearly every sewing machine sold in the United States.

The humble lockstitch reshaped clothing manufacture and, eventually, the entire garment industry.

4,750
patent number
1846
year granted

Sources & references

2 references

Well-established. Corroborated by 2 independent sources.

1 Google Patents — US1125476A patent record “Improvement in sewing-machines; inventor Elias Howe, Jr., of Cambridge, Massachusetts; patent date September 10, 1846.” patents.google.com ↗
2 Directory of American Tool and Machinery Patents — US Patent 132 patent reference database “Patentee Elias Howe Jr. of Cambridge, Massachusetts; grant date 'Sep. 10, 1846' under the Patent Dates section.” datamp.org ↗
✓ Last reviewed Jun 7, 2026

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