What inventions were invented between 1845 to 1850?

Between 1845 and 1850, several notable inventions emerged, including the telegraph, which revolutionized long-distance communication, and the reaper, invented by Cyrus McCormick, which transformed agriculture by improving grain harvesting efficiency. The period also saw the development of the first practical sewing machine by Elias Howe, which significantly impacted the textile industry. Additionally, the safety pin, patented by Walter Hunt in 1849, provided a simple yet effective fastening solution. These innovations played crucial roles in shaping modern society.