Quarterly report pursuant to Section 13 or 15(d)

ACCRUED LIABILITIES (Tables)

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ACCRUED LIABILITIES (Tables)
 9 Months Ended
Sep. 30, 2013
Accrued Liabilities Tables  
Schedule of accrued liabilities
Accrued liabilities were comprised of the following:
 
   
September 30,
    
December 31,
  
   
2013
    
2012
  
             
Accrued compensation
   $ 456,900     $ 385,100  
Accrued interest
     73,800       61,600  
Accrued warranty reserve
     26,500       30,700  
Other
     44,600       21,700  
    $ 601,800     $ 499,100