When was the Scottish-born scientist died after whose invention "Kōbushō" had started an effort to make telephone receivers?
Oki Kibatarō Oki Kibatarō (沖 牙太郎 , 1848–1906) was an engineer formerly employed at a Japanese Ministry of Industry ("Kōbushō") factory. In 1877, only a year after Alexander Graham Bell's invention, "Kōbushō" had started an effort to make telephone receivers by reverse engineering and Oki was in the team that came up with the first prototype.
Almon Brown Strowger Almon Brown Strowger (February 11, 1839 – May 26, 1902) was an American inventor who gave his name to the Strowger switch, an electromechanical telephone exchange technology that his invention and patent inspired.