Hi!
This is possible.
Run this code in info Engine Task Editor.
<%@page language="java"%>
<%@taglib uri="http://www.ptc.com/infoengine/taglib/core" prefix="ie"%>
<%
String obid = (String)getParam("obid");
%>
<ie:webject name="Query-Objects" type="OBJ">
<ie:param name="INSTANCE" data="windchill" delim="!" valueSeparator="!" default="<%=com.infoengine.au.NamingService.getVMName()%>"/>
<ie:param name="TYPE" data="wt.doc.WTDocument"/>
<ie:param name="ATTRIBUTE" data="*"/>
<ie:param name="OBJECT_REF" data="$(@FORM[]obid[])"/>
<ie:param name="GROUP_OUT" data="returnAttributes"/>
</ie:webject>