What is "graphophone"

Graphophone \Graph"o*phone\, n. [Gr. ? to write + -phone, as in telephone.] A kind of photograph.

n. 1 An improvement on the phonograph, using a floating stylus to cut grooves into a wax-coated cardboard cylinder. 2 An optical device for showing (or photographing) an image when projected upon the atmosphere as a screen.

The Graphophone was the name and trademark of an improved version of the phonograph. It was invented at the Volta Laboratory established by Alexander Graham Bell in Washington, D.C., United States.

Its trademark usage was acquired successively by the Volta Graphophone Company, then the American Graphophone Company, the North American Phonograph Company, and finally by the Columbia Phonograph Company (later to become Columbia Records), all of which either produced or sold Graphophones.