Double-column lifting machine easy to position and having cleaning function

The invention discloses a double-column lifting machine easy to position and having cleaning function. The machine comprises a base, stand columns are symmetrically connected on the upper part of thebase. The bottoms of the two stand columns are symmetrically provided with bolts. The upper ends of t...

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Bibliographische Detailangaben
1. Verfasser: PENG CUIFANG
Format: Patent
Sprache:chi ; eng
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