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(1847-1931) The greatest inventor in American history, one of his earliest inventions was a machine enabling transmission of more than one telegraph message over the same wire. He followed those inventions with the phonograph, the incandescent light bulb, the motion picture film, the storage battery, the mimeograph machine, and many more. He patented more than 1000 inventions in all. This item is a fantastic vintage fountain pen signature that has been professionally double matted with a nice b/w unsigned photo. The overall size is 12x16 and was assembled using all acid free materials. Very valuable!

(1847-1931) The greatest inventor in American history, one of his earliest inventions was a machine enabling transmission of more than one telegraph message over the same wire. He followed those inventions with the phonograph, the incandescent light bulb, the motion picture film, the storage battery, the mimeograph machine, and many more. He patented more than 1000 inventions in all. This item is a signed one pagedocumentation of the minutes of a meeting of the board of directors of Thomas A. Edison, Inc. held on December 4, 1923 signed by Thomas Edison, Charles Edison, Stephen B. Mambert, Harry F. Miller, Henry Lanahan and J.W. Robinson. The page measures 8x11. Very valuable!