1
Williams Leslie G: Food service system. Standex International Corporation, Wilson Leonard & Fraser, September 30, 1975: US3908749 (88 worldwide citation)

A food service system comprising a cart that is movable from a central food preparation location to a remote food service location. The cart is insulated and has a rack for a plurality of individual meal service trays. Each tray carries cold foods in suitable dishes and a heat-retaining food service ...


2
Williams Leslie G: Heat-retaining food service unit. Standex International Corporation, Leonard Henry K, April 1, 1975: US3875370 (30 worldwide citation)

A heat-retaining hot food service unit which consists of a shaped body of metal, preferably aluminum, that is enclosed in a synthetic resin or plastic jacket which also serves as a base, a food-containing dish and a removable cover. The resin is molded into place around the aluminium body and has a ...


3
Bennett Alden H, Williams Leslie G: Cooking apparatus for comestibles immersed in heated oil. Burger King Corporation, February 1, 1972: US3638558 (8 worldwide citation)

Heated cooking oil is continuously circulated from laterally spaced outlets adjacent the one end of a cooking pot through a heating unit mounted immediately below the bottom of the cooking pot and returned to the cooking pot through laterally spaced inlets opening through the wall at the opposite en ...