Novel aluminum -containing section bar work piece preparation single mode

The utility model relates to a novel aluminum -containing section bar work piece preparation single mode, including the single mode body and set up in perforation on the single mode body, its characterized in that: still seted up on the single mode body and encircleed fenestrate fixed recess, a subm...

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Bibliographische Detailangaben
1. Verfasser: XIANG YULIANG
Format: Patent
Sprache:chi ; eng
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