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Inventories
9 Months Ended
Apr. 30, 2023
Inventories [Abstract]  
Inventories

Note 5 – Inventories

 

Inventories consist of the following:

 

   April 30,
2023
   July 31,
2022
 
Raw materials  $2,061   $1,524 
Work in process   2,835    2,459 
Finished products   10,393    11,428 
   $15,289   $15,411