"1961-01-18" . . . "STAUFFER CHEMICAL COMPANY" . "STAUFFER CHEMICAL COMPANY"^^ . . "data deposito: 18/01/1961" . "MR160244" . . "STAUFFER CHEMICAL COMPANY" . . "166012" . . . . . . . . "data deposito: 18/01/1961" . "PRODOTTI CHIMICI PER ECC." .