Note 1 - Summary of Significant Accounting Policies - Schedule of Property, Plant and Equipment (Details) - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Property, Plant, and Equipment Gross	$ 529,356	$ 539,218
Less: Accumulated depreciation	380,647	358,765
Total Fixed Assets, Net	148,709	180,453
Office Equipment [Member]
Property, Plant, and Equipment Gross	205,758	204,903
Leasehold Improvements [Member]
Property, Plant, and Equipment Gross	140,114	140,114
Manufacturing Tooling [Member]
Property, Plant, and Equipment Gross	108,955	108,955
Demo Equipment [Member]
Property, Plant, and Equipment Gross	$ 74,529	$ 85,246

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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