Large numbers of data files are moved between computer systems using an export process and an import process. To begin, a user specifies files to export from a first computer system. A volume location for each of the specified files is identified within the first computer system. File handles...http://www.google.de/patents/US5819296?utm_source=gb-gplus-sharePatent US5819296 - Method and apparatus for moving large numbers of data files between computer systems using import and export processes employing a directory of file handles 
