相關InMarchof1895Charles的文學知識

問題詳情：InMarchof1895,CharlesFrancisJenkins,ayounggovernmentclerkinWashingtonenteredintoanagreementwithThomasArmat,afellowstudentattheBlissSchoolofElectricity.Theiraimwastodevelopamotionpicturedevice(...