Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Operations (Unaudited)

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Consolidated Statements of Operations (Unaudited) - USD ($)
3 Months Ended
Jul. 31, 2015
Jul. 31, 2014
Income Statement [Abstract]    
Revenues $ 7,337,682 $ 7,725,037
Costs and expenses:    
Cost of sales 5,934,477 6,476,232
Engineering 53,958 165,555
Selling, general and administrative 1,191,432 1,639,492
Stock based compensation expense 212,834 4,716
Total costs and expenses 7,392,701 8,285,995
Loss from operations (55,019) (560,958)
Other income (expense):    
Interest expense, net (62,644) (193,687)
Currency gain (loss) 408 (2,272)
Total other expense, net (62,236) (195,959)
Loss before income taxes $ (117,255) (756,917)
Income tax expense   2,850
Net loss $ (117,255) $ (759,767)
Less preferred stock dividends 62,660  
Net loss allocated to common shareholders $ (179,915) $ (759,767)
Net loss per share of common stock    
Basic $ (.06) $ (.32)
Diluted $ (.06) $ (.32)