Writing brush holder polishing machine
The utility model discloses a writing brush holder polishing machine which comprises a shell and a distance adjusting mechanism. The center of the inner wall of the right side of the shell is rotationally connected with a rotating frame through a bearing, three sliding openings are formed in the lef...
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Hauptverfasser: | , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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