Waterproof roll embossing device and waterproof roll production line
The utility model relates to the technical field of asphalt waterproof coiled material production equipment, and discloses a waterproof coiled material embossing device and a waterproof coiled material production line. According to the knurling device, the two knurling assemblies are adopted, and th...
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Format: | Patent |
Sprache: | chi ; eng |
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