According to aspects of the present invention, an original archive file having one or more entries is created, where each entry in the original archive file is itself a file, and where each entry in the archive file may comprise any file type, including an archive file. The original archive file is transmitted...http://www.google.fr/patents/US6535894?utm_source=gb-gplus-shareBrevet US6535894 - Apparatus and method for incremental updating of archive files
Apparatus and method for incremental updating of archive files