This chapter does not apply to the following unless a title or registration has been issued on such vehicles under this act: 1. A vehicle moved solely by animal power; 2. An implement of husbandry, except as provided in Section 4- 102 and 4-104 of this title; 3. Special mobilized machinery; 4. A self-propelled invalid wheel chair or tricycle. Amended by Laws 1987, c. 224, § 12, eff. Nov. 1, 1987. Amended by Laws 1987, c. 224, § 12, eff. Nov. 1, 1987.