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INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2023
INVENTORIES  
Schedule of components of inventories

March 31, 

December 31, 

    

2023

    

2022

Parts and raw materials

$

299,132

$

286,955

Work in process

 

23,144

 

23,002

Finished goods

 

79,254

 

66,055

Total

$

401,530

$

376,012