AMI DODUCO to Exhibit Surface Treatment Technology at Trade Fair in Germany.

PFORZHEIM, Germany -- AMI DODUCO, a Technitrol (NYSE:TNL) company, will participate at the inaugural SURFACTS fair, held October 5-7, 2004 in Karlsruhe, Germany. SURFACTS is dedicated to technologies related to the treatment of metallic surfaces and the metallization of plastics. AMI DODUCO is exhibiting its complete range of products and services in surface technology -- electroplating products and processes, job shop electroplating, electroless and vacuum deposition techniques and precious metal recovery services. Its innovative product offerings include:

--The DODUCHEM(R) lead-free electroless nickel-gold process for coating printed circuit boards (PCBs);

--DODUBRONCE(R) AF, the new white bronze coating for technical and decorative applications that is lead-free and accredited under the Oko-Tex Standard 100 as suitable to the human ecological environment;

--SILVERBRITE(R) W ATPS, which protects silver surfaces against tarnish caused atmospheric sulfur compounds and is available in an easily-diluted liquid concentrate; and

--RHODIOR(R) 20, a new, ready-to-use rhodium concentrate used on metal to produce bright white surfaces in decorative applications.

AMI DODUCO also will showcase various aluminum electroplating services for parts used in electrical and electronic applications. In addition to the traditional electroless nickel coating, a special process can be used to apply surface silver, gold, tin or bronze to aluminum without a nickel intermediate layer.

Finally, using a combination of electroplated and physical vapor deposition (PVD) coated layers, AMI DODUCO is able to develop new layer systems on a variety of non-metallic substrates, including plastics.

Customers are invited to visit AMI DODUCO's booth in Hall 1, Booth C012.

Headquartered in Export, Pennsylvania, AMI DODUCO is a global leader in electrical contact technology and fabrication. The company supplies contacts and assemblies, contact materials, thermostatic and laminated metal products, electroplating and surface treatment services, and precious metal refining and recycling to more than 3,000 customers. AMI DODUCO operates from locations in North America, Europe and Asia. The company's website is www.amidoduco.com.

Copyright (C) 2004 AMI DODUCO, Inc. All rights reserved. All brand names and trademarks are properties of their respective holders.

Cautionary Note: This message contains "forward looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. Actual results may differ materially. This release should be read in conjunction with the factors set forth in Technitrol's report on Form 10-Q for the quarter ended June 25, 2004 in Item 2 under the caption "Factors That May Affect Our Future Results (Cautionary Statements for Purposes of the "Safe Harbor" Provisions of the Private Securities Litigation Reform Act of 1995)."