Tools & manufacturing · 1846
Sewing machine
Lockstitch by machine makes clothing and shoes an industry.
Elias Howe patented a lockstitch sewing machine in 1846, and Isaac Singer's 1851 design became a mass consumer product. Singer made hundreds of thousands a year by the 1870s.
What it built on 2
Related measurements
The dashed line marks when it first worked.
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