PalmOne Updates Treo Phone with Display, Battery  NEW YORK (Reuters) - PalmOne Inc. &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=PLMO.O qtype=sym infotype=info qcat=news"&gt;PLMO.O&lt;/A&gt; on Monday  unveiled a new version of its popular Treo that adds a  removable battery and short-range wireless technology to the  device, which combines a mobile phone and digital organizer.