Tungsram

Tungsram is a Hungarian electronics company which was established in Újpest in 1896. The firm produced telephone apparatuses, wires, and telephone switchboards since the establishment of the company. The name "Tungsram" is a portmanteau of "tungsten" /ˈtʌŋstən/ and "wolfram" /ˈwʊlfrəm/ (as tungsten, the metal used for making the filaments, is known in Hungarian, German and many other languages).