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3. PROPERTY, PLANT AND EQUIPMENT (Tables)
 12 Months Ended
Feb. 28, 2017
Property, Plant and Equipment [Member]  
3. PROPERTY, PLANT AND EQUIPMENT (Tables) [Line Items]  
Property, Plant and Equipment [Table Text Block]
Property, plant and equipment consist of the following:

   
February 28 (29),
  
   
2017
    
2016
  
Land
  
$
4,107,200
    
$
4,107,200
  
Building
    
20,321,800
      
20,321,800
  
Building improvements
    
1,692,500
      
2,735,800
  
Machinery and equipment
    
5,230,700
      
2,190,300
  
Furniture and fixtures
    
101,600
      
85,700
  
System installations in progress
    
-
      
610,000
  
     
31,453,800
      
30,050,800
  
Less accumulated depreciation
    
(4,419,500
)
    
(3,340,500
)
   
$
27,034,300
    
$
26,710,300