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NOTE 4 - COSTS, ESTIMATED EARNINGS ON UNCOMPLETED CONTRACTS, CUSTOMER ADVANCES -Uncompleted Contracts (Details) (USD $)
Jun. 30, 2013
Jun. 30, 2012
Notes to Financial Statements    
Costs and estimated earnings in excess of billings on uncompleted contracts $ 445,742 $ 1,128,596
Billings in excess of costs and estimated earnings on uncompleted contracts 142,217   
Costs and estimated earnings on uncompleted contracts $ 303,525 $ 1,128,596