Quarterly report pursuant to Section 13 or 15(d)

Inventories

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Inventories
6 Months Ended
Jan. 31, 2020
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

Note 5 – Inventories


Inventories consist of the following:


    January 31,
2020
    July 31,
2019
 
Raw materials   $ 873     $ 876  
Work in process     2,539       2,566  
Finished products     4,090       4,400  
    $ 7,502     $ 7,842