<prompt> Pedzisa mutsara unotevera: Edison aiwanzomuvimbawo nemabasa anokosha. Muna 1879, akaenda kuLondon kunotarisira mashandiro eEdison Telephone Company yeGreat Britain, asi akarwara ikoko ndokudzokera kuMenlo Park. Makore maviri gare gare Batchelor, akaisa muenzaniso wechiteshi chemwenje chemagetsi nokuda kwe 1881  <response>: International Exposition of Electricity muParis. Batchelor akagara ikoko kwamakore matatu akatevera somutungamiriri wemakambani emagetsi emagetsi aEdison akasimbiswa muFrance. 