Harris Computer Systems
... that Harris Computer Systems specialized in making computers for real-time simulation?
... that <b id="mwA80"><a href="./Harris_Computer_Systems" id="mwA84" rel="mw:WikiLink" title="Harris Computer Systems">Harris Computer Systems</a></b> specialized in making computers for <a href="./Real-time_simulation" id="mwA88" rel="mw:WikiLink" title="Real-time simulation">real-time simulation</a>?