North American Product Classification System (NAPCS) Canada 2017 Version 1.0
- 781 - Administrative and support services
- 78121 - Security and investigation services
- 781217 - Vehicle security system and services, and other security system and lock services n.e.c.
- 7812171 - Vehicle security system and services
- 7812172 - Other security system and lock services n.e.c.
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