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Note 5 - Inventories (Tables)
9 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

March 31, 2022

   

June 30, 2021

 

Raw materials

  $ 53,415     $ 47,000  

Work in process

    22,740       22,539  

Finished goods

    27,775       22,323  

Total

  $ 103,930     $ 91,862