v3.26.1
Inventories
3 Months Ended
Mar. 31, 2026
Inventory Disclosure [Abstract]  
Inventories

Note 3. Inventories 

        
   March 31
2026
   December 31
2025
 
Inventories consist of the following          
   Raw materials  $470,400   $571,100 
  Work in process   19,400     
   Finished goods   8,400     
Inventory gross   498,200    571,100 
   Less: Allowance   (94,100)   (114,200)
Inventory  $404,100   $456,900