Person ? M. Birkigt
- From 1933-01-01 to 1933-12-31, Vice-Président of ETABLISSEMENTS BALLOT
- From 1940-01-01 to 1940-12-31, Administrateur of SOCIETE FRANÇAISE HISPANO-SUIZA
- From 1948-01-01 to 1953-12-31, Administrateur of SOCIETE FRANÇAISE HISPANO-SUIZA