Ubani owasungula ucingo?
Ngo - 1876, u - Alexander Graham Bell waba ngowokuqala ukuthola ilungelo lobunikazi lase - United States lwedivayisi eyayikhiqiza umfanekiso ocacile noqondakalayo wezwi lomuntu kudivayisi yesibili. Isinqumo esakhishwa yiNdlu Yabamele Yase-United States ngo-June 11, 2002 safuna ukuqashelwa komsebenzi ka-Antonio Meucci kanye neminikelo yakhe ekusungulweni kocingo.