Křižíkova oblouková lampa

Křižík's arc lamp In the vestibule of the Křižíkova metro station is a replica of his arc lamp, which he built after 1878 when the Paris World Exhibition divided the arc lamp of the Russian inventor Jabločkov but it had several drawbacks that just removed Křižík main was that invented the differential regulator the same distances, and thus improved the quality of lighting for his patent patented several foreign companies who then, according to him, also produced lamps in Edison's invention of the bulb was the most perfect way of lighting

Interesting detail at the exit of the metro