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(7) Accrued Expenses (Tables)
9 Months Ended
Sep. 28, 2019
Payables and Accruals [Abstract]  
Accrued expenses
     September 28,      December 29,  
     2019      2018  
               
Accrued legal and accounting  $68,433   $67,000 
Accrued payroll   498,633    594,641 
Accrued other   133,924    313,674 
           
   $700,990   $975,315