Beulah Henry
Lady Edison's first patent was for the ice cream freezer.
Ice cream freezer
Thomas Edison received his first patent, U.S. Patent 90,646, on June 1, 1869. This patent was for the electric vote recorder.
US patent 1908830, for a "holder for article to be electroplated," was awarded May 16, 1933, about a year and a half after Edison's death.
Lady Edison's first patent was for the ice cream freezer.
When you have an invention, the first step is to get a patent for the invention.
Thomas Edison's first great invention was the cell phone hahaha lol jk jk
Edison's first patent was in 1869. His last was in 1928.
Edison's first great invention was the tin foil phonograph made in Menlo Park on August 12, 1877
The first practical incandescent light bulb. Edison and his team of researchers in Edison's laboratory in Menlo Park, N.J., tested more than 3,000 designs for bulbs between 1878 and 1880. In November 1879, Edison filed a patent for an electric lamp with a carbon filament.
Thomas Edison
light bulb