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Inventories
3 Months Ended
Jan. 31, 2012
Inventories [Abstract]  
Inventories

4. Inventories

Inventories consisted of the following at January 31, 2012 and October 31, 2011:

(In thousands)   2012   2011
Raw materials $ 1,401 $ 1,272
Work-in-Process   511   170
Finished goods   2,210   2,308
  $ 4,122 $ 3,750