Sunbeam Products, Inc.

Micro Idea Instruments, Ltd.

Donald S Malin

John M Weiss

Charles W Murin

Kelly A McMahen

A multi-layered heating device including a first container having a top layer and a bottom layer. A second container, containing heat retaining fluid, is positioned inside the first container and adjacent to the top layer thereof. Adjacent to the second container is an electrical heating element, and a layer of padding material is positioned between the electrical heating element and the bottom layer of the first container. A preferred embodiment of the heating device includes at least one thermostat, with the second container having a first layer and a second layer wherein at least one portion of each of the layers are secured together to form at least one depression which is devoid of the heat retaining fluid and which coincides with the at least one thermostat.

Heating device and method of manufacturing the same

A digital fever thermometer includes a backlit LCD display, which may act as a non-audible annunciator indicating that a stable temperature has been achieved. The digital fever thermometer includes a photo detector and a single mode-select switch to determine when the backlight should be enabled. When the backlight is enabled, the thermometer activates the backlight, indicating that a temperature reading is complete.

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Chicago, IL, United States of America

Donald S Malin