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Inventories
9 Months Ended
Mar. 31, 2012
Inventories [Abstract]  
Inventories
2.      Inventories

Inventories consisted of the following at:

   
March 31, 2012
  
June 30, 2011
 
        
Raw materials
 $1,857,000  $1,945,000 
Work in process
  2,358,000   1,731,000 
Finished goods
  2,183,000   2,672,000 
   $6,398,000  $6,348,000