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INCOME TAXES (Details 1) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Taxes Details 1Abstract      
Tax loss carry forward $ 1,402 $ 1,558 $ 4,179
Patents capitalized and amortized for tax purposes 0 4 10
Unrecognized deferred tax assets $ 1,402 $ 1,568 $ 4,189