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REVENUE RECOGNITION (Tables)
3 Months Ended
Mar. 31, 2021
REVENUE RECOGNITION  
Disaggregation of revenue by product line

Three Months Ended March 31, 

    

2021

    

2020

Consumables

$

434,179

$

405,840

Equipment

 

322,842

 

296,151

Net sales

$

757,021

$

701,991