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Note 4 - Inventory (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

March 31,

  

December 31,

 
  

2024

  

2023

 

Raw materials and component parts

 $3,720,613  $3,989,444 

Work-in-process

  5,199,148   4,514,263 

Finished products

  11,223,973   9,846,694 

Total inventory

 $20,143,734  $18,350,401 

Less: inventory reserves

  1,020,677   677,779 

Net inventory

 $19,123,057  $17,672,622