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Note 11 - Revenue Recognition (Tables)
3 Months Ended
Jan. 31, 2025
Notes Tables  
Revenue from External Customers by Geographic Areas [Table Text Block]
   

Three months ended

 
   

January 31,

 
   

2025

   

2024

 

United States

  $ 12,244,247     $ 11,969,555  

Outside the United States

    3,498,370       2,885,210  

Total net sales

  $ 15,742,617     $ 14,854,765