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Inventories Net (Details) - USD ($)
Mar. 31, 2024
Dec. 31, 2023
Inventories net    
Finished Goods $ 4,042,000 $ 4,622,000
Work In Process 7,053,000 8,275,000
Raw Materials 11,448,000 11,055,000
Total Inventory $ 22,543 $ 23,952