Any person violating the provisions of sections 492.1 and 492.2 , or knowingly making a false statement on such certificate, shall be guilty of a fraudulent practice. [C97, §1627; S13, §1627; C24, 27, 31, 35, 39, § 8410; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §492.3 ] Referred to in §492.4