Hungarian Review, 1967 (13. évfolyam, 1-6. szám)
1967-01-01 / 1. szám
TUNGSRAM: THE STORY OF BULBS, FROM THE CARBON-FILAMENT TO THE XENON Seventy years ago, the predecessor of Tungsram was founded in Újpest which was quite a few kilometres north of the Budapest of those days. When the first carbon-filament bulb was turned out by those early workshops, its makers did not dream more than that perhaps one day their homes would be illuminated by the splendid, bright light. But a few years later, two ambitious engineers thought these plans were too modest. They also felt that the carbon-filament incandescent bulbs were out of date. Sándor Juszt and Ferenc Hannamann, engineers, invented, and developed for mass production the tungsten filament bulb between 1903 and 1905. Advertisements to popularize the new invention were published in Budapest, Vienna and other cities of Europe. By this time A semi-automatic bulb manufacturing unit. It produces 2,000 bulbs an hour