Multi -functional eye lotion dropper of headwork face

The utility model discloses a multi -functional eye lotion dropper of headwork face, including the body of rod that has the scale, the both ends of the body of rod are equipped with one respectively and bore the borer clamp, bore the drill rod that the borer clamp is used for a support pneumatic dri...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YIN WENZHANG, WU KE, WEI YOUSHAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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