23 MACHINES, APPARATUS AND DEVICES FOR THE MANUFACTURE OF COCOA, CHOCOLATE, CONFECTIONS, BISCUITS, COOKIES, LICORICE AND CANDY; MACHINES, APPARATUS AND DEVICES FOR AUTOMATIC WEIGHING, FILLING, PACKAGING AND WRAPPING OF SOLID, LIQUID AND POWDERY SUBSTANCES; ROTARY PRINTING MACHINES; ROTARY ENVELOPE-MAKING MACHINES; ROTARY BAG-MAKING MACHINES