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Note 2 - Patents (Tables)
12 Months Ended
Dec. 31, 2015
Patents Tables  
Patents
   

December 31,

2015

   

December 31,

2014

 
Capitalized patent costs   $ 642,000     $ 642,000  
Accumulated amortization     (642,000 )     (642,000 )
    $ -     $ -