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Inventories
12 Months Ended
Oct. 31, 2012
Inventory Disclosure [Abstract]  
Inventories
Inventories
As of October 31, the components of Inventories are as follows:
(in millions)
2012
 
2011
Finished products
$
833

 
$
873

Work in process
136

 
174

Raw materials
568

 
667

Total inventories
$
1,537

 
$
1,714