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Significant Accounting Policies (Tables)
9 Months Ended
Apr. 30, 2019
Accounting Policies [Abstract]  
Schedule of Inventories

Inventories consist of the following:

 

    April 30, 2019 
(Unaudited)
    July 31, 2018  
Raw materials   $ 37,000     $ 39,000  
Finished goods     158,000       158,000  
    $ 195,000     $ 197,000