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Note 4 - Property and Equipment
12 Months Ended
Mar. 31, 2019
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]
NOTE 
4
 - PROPERTY AND EQUIPMENT 
 
Property and equipment as of 
March 31, 2019 
and 
2018
 is as follows:
 
   
2019
   
2018
 
Machinery and equipment
  $
199,810
    $
199,810
 
Leasehold improvements
   
3,750
     
3,750
 
     
203,560
     
203,560
 
                 
Accumulated depreciation and amortization
   
(108,099
)    
(70,440
)
                 
Property and equipment, net
  $
95,461
    $
133,120
 
 
Depreciation and amortization expense related to property and equipment amounted to
$37,659
and 
$37,878
 for the years ended 
March 31, 2019 
and 
2018,
 respectively.