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Note 4 - Inventories (Tables)
9 Months Ended
Aug. 28, 2021
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

August 28,

   

November 28,

 
   

2021

   

2020

 

Raw materials

  $ 236,907     $ 151,026  

Finished goods

    225,728       172,187  

Total inventories

  $ 462,635     $ 323,213