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Note K - Equipment and Leasehold Improvements - Summary of Equipment and Leasehold Improvements (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Property, plant, and equipment, gross $ 1,053,043 $ 1,011,019
Less accumulated depreciation and amortization (983,875) (929,226)
Total 69,168 81,793
Equipment [Member]    
Property, plant, and equipment, gross 831,784 789,760
Furniture and Fixtures [Member]    
Property, plant, and equipment, gross 164,079 164,079
Software Development [Member]    
Property, plant, and equipment, gross 32,045 32,045
Leasehold Improvements [Member]    
Property, plant, and equipment, gross $ 25,135 $ 25,135