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Note G - Inventory (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

2023

  

2022

 
         

Finished goods

 $4,373,056  $4,764,643 

Fabricated assemblies

  59,184   69,726 

Reserve on finished goods

  (3,986,500)  (400,000)

Total inventory

 $445,740  $4,434,369