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Tainter, Charles Sumner

Born: 1854 AD
Died: 1940 AD
Nationality: N/A
Categories: N/A

US inventor

 

co-invented 1st commercially practical phonograph, replacing Edison's tinfoil cylinder by wax-coated cardboard cylinder and replacing rigid stylus by flexible stylus (patented 1886)

 

invented dictograph

 

1st person to transmit sound using light