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NOTE 3 - CONTRACT ASSETS AND LIABILITIES: Net excess billings (Details) - USD ($)
Jun. 30, 2019
Dec. 31, 2018
Notes to Financial Statements    
Contract assets $ 13,221 $ 12,772
Contract liabilities (75,000) (84,496)
Net amount of contract liabilities in excess of Contract assets $ (61,779) $ (71,724)