0000857005-08-000015 4 2 20080305 20080306 20080306 PARAMETRIC TECHNOLOGY CORP 0000857005 7372 042866152 MA 0930 140 KENDRICK STREET NEEDHAM MA 02494 7813705000 140 KENDRICK STREET NEEDHAM MA 02494 MARX OSCAR B III 0001182627 4 34 000-18059 08670435 SMTEK INTERNATIONAL INC 200 SCIENCE DR MOORPARK CA 93021-2003 6268157400X1014 C/O AMERIGON INCORPORATED 5462 IRWINDALE AVENUE IRWINDALE CA 91706-2058 4 1 marx03052008_ex.xml EX-24 2 marx08012007poa.htm POWER OF ATTORNEY