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Inventories
6 Months Ended
Jan. 31, 2022
Inventories [Abstract]  
Inventories

Note 5 – Inventories

 

Inventories consist of the following:

 

   January 31,
2022
   July 31,
2021
 
Raw materials  $1,349   $1,062 
Work in process   2,802    2,534 
Finished products   9,700    9,056 
   $13,851   $12,652