2 inch diameter navy blue wool patch with white inner border and letters "PT" and a live torpedo showing bow wake.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Patrol_Torpedo_Boat_Badge_(1944).jpg" title="File:Patrol Torpedo Boat Badge (1944).jpg">Patrol_Torpedo_Boat_Badge_(1944).jpg</a>: <a href="//commons.wikimedia.org/w/index.php?title=User:Hhbooker2&amp;action=edit&amp;redlink=1" class="new" title="User:Hhbooker2 (page does not exist)">Hhbooker2</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Gregors" title="User:Gregors">Gregors</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Gregors" title="User talk:Gregors"><span class="signature-talk">talk</span></a>) 07:11, 24 February 2011 (UTC)</li></ul>
2011-02-24 07:10
<ul><li><a href="//commons.wikimedia.org/wiki/File:Patrol_Torpedo_Boat_Badge_(1944).jpg" title="File:Patrol Torpedo Boat Badge (1944).jpg">Patrol_Torpedo_Boat_Badge_(1944).jpg</a></li></ul>