Equipment for manufacturing arcuate folds

The invention discloses equipment for manufacturing arcuate folds, which is provided with a pipe body and fold manufacturing frames; and the fold manufacturing frames are cylindrical, are arranged on the pipe body, and are communicated with the pipe body. The equipment for manufacturing the arcuate...

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Bibliographische Detailangaben
1. Verfasser: JIANG CHENGZHANG
Format: Patent
Sprache:chi ; eng
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