English: the City of Leverkusen

English: „Argent, an armed, langued and crowned azure, double-tailed lion rampant gules, charged with a fess embattled sable.“ Leverkusen was founded in 1930 after the merger of Wiesdorf with three surrounding municipalities. The new city was named after Karl Leverkus, who founded a paint factory in Wiesdorf. The new city received arms March 10, 1923, which are identical to the arms of Wiesdorf . After the merger in 1975 the city adopted new arms, showing the lion of Berg, as it was part of the old arms of all the municipalities, except Opladen. Opladen used the oldest arms of the counts of [Berg (state)