Thomas Alva Edison Birthplace Thomas Alva Edison Birthplace The Thomas Alva Edison Birthplace is a historic house museum at 9 Edison Drive in Milan, Ohio, Built in 1841, it was the birthplace of American inventor Thomas Alva Edison (1847-1931) was born on February 11, 1847. It was designated a National Historic Landmark in 1965, and was added to the National Register of Historic Places in 1966. It is now the Thomas Edison Birthplace Museum. The Thomas Alva Edison Birthplace is in a residential area north of downtown Milan, on the west side of North Edison Drive. It is a small 1-1/2 story brick building,
Invention of the telephone useful and widespread apparatus it is now. The telephone exchange was an idea of the Hungarian engineer Tivadar Puskás (1844–1893) in 1876, while he was working for Thomas Edison on a telegraph exchange. Puskás was working on his idea for an electrical telegraph exchange when Alexander Graham Bell received the first patent for the telephone. This caused Puskás to take a fresh look at his own work and he refocused on perfecting a design for a telephone exchange. He then got in touch with the U.S. inventor Thomas Edison who liked the design. According to Edison, "Tivadar Puskas was the