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Inventories
6 Months Ended
Jun. 30, 2025
Inventory Disclosure [Abstract]  
Inventories

Note 6 Inventories

 

   June 30, 2025   December 31, 2024 
Raw materials  $959,000   $862,000 
Work in process   2,544,000    2,444,000 
Finished goods   4,677,000    5,187,000 
Total inventories  $8,180,000   $8,493,000