Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Kupfuura: Muna 1881, Tesla akatamira kuBudapest, kuHungary, kunoshanda pasi paTivadar Puskás pane imwe kambani inotakura mashoko, Budapest Telephone Exchange. Paakasvika, Tesla akaziva kuti kambani yacho yakanga ichiri kuvakwa yakanga isingachashandi, saka akashanda somunyori muCentral Telegraph Office panzvimbo pezvo. Mumwedzi mishomanana, Budapest Telephone Exchange yakatanga kushanda, uye Tesla akapiwa chinzvimbo chomugadziri mukuru wemagetsi. Panguva yaaishanda, Tesla akavandudza zvinhu zvakawanda zvaiva muCentral Station uye akataura kuti akanga agadzira chinhu chinodzokorora kana kuti chinosimudzira runhare, chisina kumbobvira chatorwa patent uye chisina kuzotsanangurwa pachena.  Mubvunzo: Ndeipi nzvimbo yakapiwa Tesla paCentral Telegraph Office?
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