Quarterly report pursuant to Section 13 or 15(d)

Inventories (Tables)

v2.4.0.8
Inventories (Tables)
3 Months Ended
Jul. 31, 2014
Inventory Disclosure [Abstract]  
Inventories
    July 31,
2014
    April 30,
2014
 
Raw materials   $ 1,007,359     $ 1,576,238  
Work in process     80,052       63,631  
Finished goods     933,341       651,169  
    $ 2,020,752     $ 2,291,038