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US09388571B2 Stone fabrication system with hidden mortar joint 有权
石制造系统与隐形砂浆接头

Stone fabrication system with hidden mortar joint
Abstract:
A manufactured stone block for use in building a structure having a front surface with a simulated natural stone appearance. A portion of an upper surface of the block includes a recessed mortar joint for a user to place mortar therein to secure the manufactured stone block to an adjacent surface.
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