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Note 3 - Inventories
12 Months Ended
Oct. 31, 2020
Notes to Financial Statements  
Inventory Disclosure [Text Block]

(3)

Inventories

 

  Inventories as of October 31, 2020 and 2019 consist of the following:

 

   

October 31,

 
   

2020

   

2019

 

Finished goods

  $ 4,663,978     $ 5,845,973  

Work in process

    4,165,289       3,321,216  

Raw materials

    8,010,794       8,632,230  

Production supplies

    259,706       296,208  

Total

  $ 17,099,767     $ 18,095,627