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.
Fernley H. Banbury Fernley Hope Banbury (22 December 1881 – 26 May 1963) was an English scientist and engineer. He invented the Banbury mixer, which is used to mix or blend a wide range of materials used in different industries including the food, chemical, pharmaceutical, plastic, rubber and mineral industries.