Rudolf Koch-Erpach died on 1971-11-27.
Rudolf Koch was born in 1876.
Karl-Rudolf Koch was born in 1935.
Rudolf Koch-Erpach was born on 1886-04-09.
Adrienne Koch died in 1971.
Valdemar Koch died in 1902.
Hugo Koch died in 1928.
Franz Koch died in 1959.
Ernő Koch died in 1970.
Gaetano Koch died in 1910.
William A. Koch died in 2001.
Berthold Koch died in 1988.