Google Patents US2292721A - Poker chip holderĭownload PDF Info Publication number US2292721A US2292721A US316289A US31628940A US2292721A US 2292721 A US2292721 A US 2292721A US 316289 A US316289 A US 316289A US 31628940 A US31628940 A US 31628940A US 2292721 A US2292721 A US 2292721A Authority US United States Prior art keywords trays chips tray container poker Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.