1. Each tear gas weapon sold, transported or possessed under the authority of NRS 202.370 to 202.440, inclusive, shall bear the name of the manufacturer and a serial number applied by the manufacturer.
2. No person shall change, alter, remove or obliterate the name of the manufacturer, the serial number or any other mark of identification on any tear gas weapon. Possession of any such weapon upon which the same shall have been changed, altered, removed or obliterated, shall be presumptive evidence that such possessor has changed, altered, removed or obliterated the same.
3. Any person who violates any of the provisions of this section is guilty of a gross misdemeanor.