Grease gun
The utility model relates to a grease gun which comprises a gun head, the gun head comprises an exhaust device, the exhaust device comprises a hollow shell and a screw, the hollow shell covers one part of the screw, the upper end of the screw is provided with a nut, the lower end of the screw is pro...
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Hauptverfasser: | , |
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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