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Class Information
Number: 52/506.04
Name: Static structures (e.g., buildings) > Sheetlike element assembled parallel to existing wall, ceiling, or floor (e.g., insulating panel, sheathing) > For furnace or refrigeration > Mounted on frame > Double wall, ceiling, or floor
Description: Furnace or refrigerator elements on a frame including an additional planar structure fixed to one side of the member, wherein said structure is coextensive with a previous wall, ceiling, or floor fixed to the other side of the member.
Patents under this class:
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