Simple working safety stairs

The present invention relates to simple safety stairs used for enabling a worker to go up and down in a construction site. The simple safety stairs can have a very simple structure to facilitate installation and disassembly, be simply assembled and constructed to be proper for the construction site,...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	YANG, SEONG MO
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHUTTERING
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