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Note 7 - Concentrations (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
     

Years Ended December 31,

 

Count

   

2025

   

2024

 
1     $ 191,682     $ 536,615  
2       94,825       240,578  
3       53,900       155,143  
4       44,940       -  
5       44,299       -