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Schedule of Product Warranty activity (Tables)
12 Months Ended
Dec. 31, 2013
Schedule of Product Warranty activity:  
Schedule of Product Warranty

The following table summarizes product warranty activity recorded during the year ended December 31, 2013 and 2012:

 

 

 

 

 

 

 

December 31, 2013

 

December 31, 2012

 

 

 

 

Beginning balance - January 1

$

2,671,409 

 

$

1,210,909 

     Additions for current year deliveries

970,775 

 

996,439 

     Reductions for payments made

(2,034,053)

 

(2,809,263)

     Reserve Adjustment

 

3,273,324 

Ending balance - December 31

$

1,608,131 

 

$

2,671,409