ทำไม Thomas Edison ถึงคัดเลือกพนักงานด้วยการให้พวกเขา กินซุป ให้ดู?

Thomas Alva Edison was an American inventor and businessman He developed many devices in fields such as electric

In the late 1870s, Edison designed a vacuum bulb, in which a metal filament could be heated to create light One night, after absent-mindedly

thomas jefferson In the late 1870s, Edison designed a vacuum bulb, in which a metal filament could be heated to create light One night, after absent-mindedly

thomas edison BACKGROUND: Thomas Alva Edison was one of the most famous and prolific inventors of all time, responsible for such innovations as the incandescent light bulb,