"DITTA EMIL HAUPTMANN & VOLCKMAR" . "MR034249" . . "DITTA EMIL HAUPTMANN & VOLCKMAR"^^ . . . . "OLII MINERALI" . "data deposito: 09/11/1928" . "DITTA EMIL HAUPTMANN & VOLCKMAR" . . . "FABBRICA" . . . "data deposito: 09/11/1928" . "1928-11-09" . . . . "38975" .