Isaac Singer was granted his patent for a commercial sewing machine.
Although Singer’s sewing machines made him famous, this wasn’t his first-ever patent. Singer’s first patent was granted in 1839, and it was for a machine to drill rock.
Isaac Singer was granted his patent for a commercial sewing machine.
Although Singer’s sewing machines made him famous, this wasn’t his first-ever patent. Singer’s first patent was granted in 1839, and it was for a machine to drill rock.