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Related Party Transactions (Details Narrative) - USD ($)
12 Months Ended
Jul. 31, 2017
Jul. 31, 2016
Net product sales $ 1,831,000 $ 1,289,000
Accounts receivables 297,000 263,000
SDC Technology [Member]    
Accounts receivables 6,000 24,000
Due to related parties 75,000 118,000
ICC [Member]    
Net product sales $ 33,000 $ 34,000