EntityQ7199988· pop 18· linked from 7 articlespizza saverSign in to savedevice used to prevent the top of a food container from collapsingConnectionsArgentinaCountryHong KongCityBuenos AiresEntitypizzaEntityBBCConcepttableEntityWayback MachineEntityIKEAEntityPizza HutEntitypatentEntitymeatballEntityBBC Radio 4EntityDix HillsEntityhistory of pizzaEntityPentagon pizza theoryEntitypizza cheeseEntityMetroEntitypizza deliveryEntitypizza theoremEntitypizza boxEntityCategoriesArgentine inventionsFood packagingPizzaProducts introduced in 1974