Section 4 Mechanical lighters.

For the purposes of this Act “mechanical lighter” means any portable contrivance intended to provide a means of ignition, whether by spark, flame or otherwise, being a mechanical, chemical, electrical or similar contrivance.

For the purposes of this Act—

shall be deemed to be a mechanical lighter; and any reference in this Act to a manufacturer of mechanical lighters includes a reference to a person by whom any prescribed component of a mechanical lighter, or assembly which includes such a component, has been manufactured in the course of a business carried on by him, notwithstanding that he has not carried on the manufacture at a time when such a component or assembly is deemed to be a mechanical lighter.