A generation number managing apparatus for adjusting generation numbers among processors or program files in a multiprocessor system, includes: a generation number controlling unit for receiving update data regarding the generation numbers of the processors or program files; and a generation number managing...http://www.google.com.hk/patents/US5574899?utm_source=gb-gplus-share專利 US5574899 - Generation number managing apparatus for adjusting generation numbers among processors or program files