Almanac: The dishwasher
Tuesday, December 3, 2019 - 15:31
in Mathematics & Economics
On May 14, 1850, Joel Houghton received a patent for a hand-cranked device that promised to simplify washing dishes. Jane Pauley reports.
On May 14, 1850, Joel Houghton received a patent for a hand-cranked device that promised to simplify washing dishes. Jane Pauley reports.