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Note 7 - Concentrations (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
     

Years Ended December 31,

 

Count

   

2024

   

2023

 
1     $ 536,615     $ 404,097  
2       240,578       175,020  
3       155,143       141,519  
4       -       78,575  
5       -       75,999