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2 - Balance Sheet Details: Other Accrued Expenses (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Details    
Profit sharing plan contribution $ 120,000 $ 175,000
Property taxes 84,570 83,475
All other items 118,398 90,594
Other Accrued Expenses $ 322,968 $ 349,069