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Inventory (Tables)
3 Months Ended
Oct. 31, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventory

Inventories consist of the following:

 

    October 31, 2016     July 31, 2016  
Raw materials   $ 98,000     $ 120,000  
Finished goods     250,000       230,000  
    $ 348,000     $ 350,000