EX-23.1 6 a2073603zex-23_1.htm EXHIBIT 23.1
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Exhibit 23.1

Consent of independent public accountants

As independent public accountants, we hereby consent to the incorporation of our reports included in this Form 10-K into the Company's previously filed Registration Statement File No. 33-75908.

/s/  ARTHUR ANDERSEN LLP      

Minneapolis, Minnesota
March 18, 2002



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