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Note 4 - Inventories (Tables)
12 Months Ended
Jun. 30, 2022
Notes Tables  
Schedule of Inventory, Current [Table Text Block]

June 30

 

2022

   

2021

 

Raw materials

  $ 56,321     $ 47,000  

Work in process

    20,592       22,539  

Finished goods

    28,426       22,323  

Total

  $ 105,339     $ 91,862