4302.6. The provisions of this article do not apply to the purchase of printing presses of rotary gripper system or single revolution design, which are purchased exclusively for use in schools and colleges for educational purposes; provided, however, that if printing presses of rotary gripper system or single revolution design are manufactured within the United States that only such presses as are manufactured in the United States shall be purchased.
(Added by Stats. 1959, Ch. 1254.)