Dual-layer warming socks

The new utility model discloses a double-layer heat preservation sock, including the internal and external layers. The internal or external layer of the aforesaid sock is sewed with an integral piece of cloth; a sole layer is sewed at the position of the sole in the sock. The internal and external l...

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Bibliographische Detailangaben
1. Verfasser: QIYUN LIANG
Format: Patent
Sprache:eng
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