Hanging ring capable of rotating for 0 to 360 DEG
The utility model relates to a hanging ring capable of rotating for 0 to 360 DEG. The hanging ring is characterized by consisting of a hanging ring, a screw and a rotating structure, wherein a through hole is formed in a rotating knot, one part of the hanging ring penetrates through the through hole...
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Format: | Patent |
Sprache: | chi ; eng |
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