Gear type clamping fastener

The utility model discloses a gear type clamping fastener which comprises an upper fastening piece and a lower fastening piece, wherein the end surface of the base of the upper fastening piece is provided with a gear boss vertically extending outward; four cones are arranged around the gear boss; an...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	LIU DAOSONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE HABERDASHERY HUMAN NECESSITIES JEWELLERY
Online-Zugang:	Volltext bestellen
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