Person ? L. Pedrazzini
- From 1927-01-01 to 1933-12-31, Administrateur of MINAS PEDRAZZINI (Minas Pedrazzini Gold et Silver Mining Company)
- From 1940-01-01 to 1945-12-31, Administrateur of CIE MINIERE DE SANTIAGO Y ANEXAS
- From 1940-01-01 to 1953-12-31, Administrateur of MINAS PEDRAZZINI (Minas Pedrazzini Gold et Silver Mining Company)
- From 1953-01-01 to 1953-12-31, Administrateur of CIE MINIERE DE SANTIAGO Y ANEXAS