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Inventories
3 Months Ended
Jul. 31, 2019
Inventory Disclosure [Abstract]  
Inventories

Note 3: Inventories

 

Inventories at July 31, 2019 and April 30, 2019 consisted of the following:

 

   July 31, 2019   April 30, 2019 
         
Raw materials  $3,878,000   $3,644,000 
Work in process   368,000    389,000 
Finished goods   715,000    641,000 
    4,961,000    4,674,000 
Less: allowance for obsolete inventory   (98,000)   (91,000)
Inventories, net  $4,863,000   $4,583,000