(1) Each veneer clipper must have either automatic feed or must be provided with a guard that will make it impossible to place any portion of the hand under the knife while feeding stock. Where practicable, such guard must be of the vertical finger type.

(2) The rear of each manually operated clipper must be guarded either by a screen or vertical finger guard which must make it impossible for any portion of the hand to be placed under the knife while removing clipped stock.