EXHIBIT 3.1CC


                            CERTIFICATE OF AMENDMENT
                                       OF
                            ARTICLES OF INCORPORATION
                                       OF
                      GUSTAFSON MANUFACTURING, INCORPORATED

        We, WAYNE F. GUSTAFSON and GENE T. BILLMYRE, the President and
Secretary-Treasurer, respectively, of GUSTAFSON MANUFACTURING, INCORPORATED, a
Minnesota corporation, certify that the resolution set forth below amending the
Articles of Incorporation of the corporation was adopted in accordance with the
laws of the State of Minnesota and the Articles of Incorporation and By-laws of
the corporation on July 24, 1972, by the unanimous written consent of the
holders of all the outstanding shares of each class of the corporation entitled
to vote thereon:

        RESOLVED, That Article I of the Articles of Incorporation of this
        corporation be, and hereby is amended to read as follows:

                                    ARTICLE I

        The name of the corporation is GUSTAFSON, INC.

        IN WITNESS WHEREOF, we have set our hands and the seal of GUSTAFSON
MANUFACTURING, INCORPORATED on July 24, 1972.


                                      /s/ Wayne F Gustafson
                                      ------------------------------------------
                                      Wayne F. Gustafson, President

                                      Gene T. Billmyre
                                      ------------------------------------------
                                      Gene T. Billmyre, Secretary Treasurer