Screw spike belt structure

The utility model relates to a screw spike belt structure. The screw spike belt structure is provided with a body which is of a belt shape. Multiple sleeve ring parts with containing holes in the center are arranged on the body. The containing holes are used for inserting and placing screws, and at...

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Bibliographische Detailangaben
1. Verfasser: DU FUQUAN
Format: Patent
Sprache:chi ; eng
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