Pointing device and use method

The invention belongs to the technical field of building construction, and particularly relates to a pointing device which comprises a hopper, a limiting assembly and a vibrating assembly, a feeding port is formed in one end of the hopper, a discharging port is formed in the other end of the hopper,...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XU RUIXIANG, ZHANG YE, WEN ZHANWEN, HOU JIANPENG, AN PENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS
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