
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM
10-Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000
       
<S>                             <C>
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          OCT-31-1996
<PERIOD-START>                             NOV-01-1995
<PERIOD-END>                               JUL-31-1996
<CASH>                                             301
<SECURITIES>                                       848
<RECEIVABLES>                                    9,918
<ALLOWANCES>                                       135
<INVENTORY>                                        941
<CURRENT-ASSETS>                                     0
<PP&E>                                           4,222
<DEPRECIATION>                                   2,946
<TOTAL-ASSETS>                                  14,816
<CURRENT-LIABILITIES>                                0
<BONDS>                                          2,099
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         1,757
<OTHER-SE>                                       1,640
<TOTAL-LIABILITY-AND-EQUITY>                    14,816
<SALES>                                          7,152
<TOTAL-REVENUES>                                 8,311
<CGS>                                            5,505
<TOTAL-COSTS>                                    6,189
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                    48
<INTEREST-EXPENSE>                                 302
<INCOME-PRETAX>                                  1,001
<INCOME-TAX>                                       365
<INCOME-CONTINUING>                                643
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       643
<EPS-PRIMARY>                                     2.46
<EPS-DILUTED>                                     2.46
        

</TABLE>
