Annual report pursuant to Section 13 and 15(d)

Inventories

v3.10.0.1
Inventories
12 Months Ended
Jul. 31, 2018
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

Note 4 - Inventories


Inventories consisted of the following at July 31:


    2018     2017  
Raw materials   $ 754     $ 852  
Work in process     2,174       1,905  
Finished products     4,350       4,290  
    $ 7,278     $ 7,047