(b) The term "safety glass" shall mean any product composed of glass, so manufactured, fabricated, or treated as substantially to prevent shattering and flying of the glass when struck or broken, or such other or similar product as may be approved by the commissioner.
(c) The state road commissioner shall compile and publish a list of types of glass by name approved by him as meeting the requirements of this section and the commissioner of motor vehicles shall not register after the first day of July, one thousand nine hundred fifty-one, any motor vehicle which is subject to the provisions of this section unless it is equipped with an approved type of safety glass, and he shall thereafter suspend the registration of any motor vehicle so subject to this section which he finds is not equipped until it is made to conform to the requirements of this section.