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Note 4 - Inventory
9 Months Ended
Sep. 30, 2023
Notes to Financial Statements  
Inventory Disclosure [Text Block]

4.  INVENTORY

 

Inventory is valued at the lower of cost (first-in, first-out) or net realizable value and consists of:

 

   

September 30,

   

December 31,

 
   

2023

   

2022

 

Raw materials and component parts

  $ 4,394,288     $ 2,892,820  

Work-in-process

    4,886,432       5,158,252  

Finished products

    11,985,900       13,483,017  

Total inventory

  $ 21,266,620     $ 21,534,089  

Less: inventory reserves

    616,847       1,357,947  

Net inventory

  $ 20,649,773     $ 20,176,142