(under the class definition) A container for two or more separated materials, which container is modified to permit commingling of said materials by manipulation of said container or a portion thereof.
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568, for a container with two or more separate materials to be commingled external of said container. For example, a partitioned can for pigment and oil to be mixed together in another can.
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62, Refrigeration,
4, similar subject matter, comprising a chemical cooler (endothermic process).
126, Stoves and Furnaces, 263.01+, for similar subject matter, comprising a chemical heater (exothermic process).
