Multifunction decoration building block
The utility model relates to a multifunction decoration building block. A dovetail groove is arranged on one side surface of a building block body; the building block body is provided with holes which are separated by dividing wall entities; one or two pin key grooves are vertically and symmetricall...
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Hauptverfasser: | , , , , , , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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