Adjustable width's supplementary device of rolling up

Adjustable width's supplementary device of rolling up, including support and two bearing bars, the support both sides are equipped with the guide rail, and the bearing bar both ends are equipped with the bearing bar support, and the bearing bar support sets up in the guide rail, is equipped wit...

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Bibliographische Detailangaben
1. Verfasser: XU CHAOJIANG
Format: Patent
Sprache:eng
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