Double-running staircase convenient to mount and demount

The utility model discloses a double-step staircase convenient to mount and demount. The double-step staircase comprises a base, standard sections and protective sections, bases are mounted at the bottoms of the standard knots, protective knots are mounted at the tops of the standard knots, and the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FENG XIAOJUN, ZHOU RONGZHONG, LI JUNJIE, XIA XIANG, ZOU PENG, GUO YINGPEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS
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