Prevent cracked audio line

The utility model discloses a prevent cracked audio line, including external coating and heart yearn, external coating's inboard is provided with cotton layer, the shielding layer is installed in cotton layer's interior survey, cotton layer's internally mounted has interior basic unit...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: LAI WEIQING
Format: Patent
Sprache:chi ; eng
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