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Note 5 - Property, Plant, and Equipment
12 Months Ended
Nov. 30, 2014
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]
(5)      
Property, Plant, and Equipment
 
Major classes of property, plant, and equipment are:
 
 
 
 
November 30, 2014
 
 
November 30, 2013
 
Land
  $ 1,188,155     $ 1,188,155  
Buildings and improvements
    10,542,327       10,315,222  
Construction in Progress
    107,807       404,016  
Manufacturing machinery and equipment
    14,097,934       13,555,073  
Trucks and automobiles
    433,962       436,367  
Furniture and fixtures
    149,022       149,022  
      26,519,207       26,047,855  
Less accumulated depreciation
    (14,838,415 )     (14,147,653 )
Property, plant and equipment
  $ 11,680,792     $ 11,900,202  
 
Depreciation expense totaled $906,702 and $704,457 for the fiscal years ended November 30, 2014 and 2013, respectively.