1849: Zachary Taylor president of the USA 1849-1850. Zachary Taylor died while in office.
1849: Walter Hunt invents the safety pin.
2
1850
1850: Millard Fillmore president of the USA 1850-1853. Millard Fillmore, vice president under Zachary Taylor, sworn in as president after Taylor's death.
1850: Joel Houghton was granted the first dishwasher patent.
1848 - 1850 (2 years)