North American Product Classification System (NAPCS) Canada 2022 Version 1.0
- 363 - Medical, measuring, and other electronic and electrical machinery and equipment
- 36313 - Medical and laboratory equipment
- 363131 - Electromedical and irradiation equipment
- 3631311 - Electronic hearing aids
- 3631312 - Irradiation equipment
- 3631313 - Electromedical equipment
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