Olivetti Dataproducts Panasonic correctable film is ideal for JetWriter I series/JetWriter II series. Film has long life and exceptional character definition. Safety Data Sheet . Manufacturer's 1-year limited warranty. For use with: Olivetti ET201s. Black. Compatible. Olivetti Dataproducts Panasonic correctable film ribbon in black color is compatible with ET101/ET121/ET201/ET221/ET351/ET401.