Quarterly report pursuant to Section 13 or 15(d)

Inventories, Net - Components of Inventories (Detail)

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Inventories, Net - Components of Inventories (Detail) - USD ($)
Jun. 30, 2020
Dec. 31, 2019
Inventories, Net    
Purchased Parts and Components $ 5,351,135 $ 5,985,214
Work in Process 2,072,466 2,414,142
Finished Goods 2,734,039 2,096,744
Less: Reserve for Obsolescence (3,901,307) (4,788,233)
Inventories, Net $ 6,256,333 $ 5,707,867