Person ? L. Cauquil
- From 1923-01-01 to 1933-12-31, Administrateur of Ateliers de Construction Schwartz-Hautmont
- From 1933-01-01 to 1933-12-31, Administrateur of ACCUMULATEURS MONOPLAQUE
- From 1940-01-01 to 1940-12-31, Président of SOCIETE DES MAGNETOS R. B.
- From 1940-01-01 to 1953-12-31, Administrateur of Ateliers de Construction Schwartz-Hautmont