WebRT @iamMauriceW: April 14, 1860; Henry Blair died. Henry Blair was the only inventor to be identified in the Patent Office records as "a colored man." Blair was born around 1807 (date unknown)He received a patent on October 14, 1834, for a seed planter and a patent in 1836 for a cotton planter. 14 Apr 2024 16:26:14 WebHenry Blair. Henry Blair was the second Black inventor issued a patent by the United States Patent Office. Born in 1807 in Glen Ross, Maryland, Blair was a free man, his first invention was a seed planter which enabled farmers to plant more corn utilizing less labor in a smaller period of time. He received a patent for this invention on October ...
Henry Blair - IMDb
Web24 feb. 2024 · There is little known about Henry Blair’s early life, other than that he was born in 1807 in Maryland. Blair was a farmer who created new ways to boost productivity of planting and harvesting. In 1834, Blair received a patent for his mechanical corn seed planter, an invention of his own design that increased crop yields and made the process … WebBorn in Glen Ross, Maryland in 1807, Henry Blair became an independent farmer with his own plot of land, which motivated him to find ways in making his work, and the work of … お雛様 誰が買う
Henry Blair Day (1829 - 1896) - Genealogy - geni family tree
WebHenry Blair was born on 3 November 1930 in Los Angeles, California, USA. He was an actor, known for Adventures of Superman (1952), Private Detective (1939) and The … Web1 feb. 2024 · And even the most informed don’t know the Black person who held the second U.S. patent. OK, if you’re still in the dark, look up Henry Blair. He was a farmer and inventor who is considered the ... Henry Blair (1807–1860) was the second African American inventor to receive a US patent. He was born in Glen Ross, Maryland, United States in 1807. His first invention was the Seed-Planter, patented October 14, 1834, which allowed farmers to plant more corn using less labor and in a shorter time. On August 31, 1836 h… pastore magnesium taurate