4729481 *10 janv. 19868 mars 1988Pcr CompanyApparatus for advancing shelved goodsUS4730741 *16 oct. 198615 mars 1988The Niven Marketing GroupPressure-feed tray systemUS5110192 *16 avr. 19905 mai 1992Jacques LauterbachApparatus for storing and dispensing objects, such as in particular packets of cigarettes, boxes and other like articles, of parallelepipedic or cylindrical shapeUS5123546 *19 mars 19