Wire pole companion ladder

The utility model discloses a wire pole companion ladder, be in including antiskid awl and setting the anti -skidding ladder of deciding of boring one end, and antiskid taper sleeve dress is in decide on the ladder, set up the footboard calmly on one side of the ladder, and the edge of deciding the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CAO LIYING, ZHAO SHENGHUI, ZHANG YANMEI, ZONG LIYING, ZHAI XIUJUAN, ZHU LILI, WANG QINGJIAN, LIU FUQIN, ZHANG CHANGSHUAI, WANG MEIJIN, XIE YINLING, CHENG GUIQING, SHI WENJUAN, YANG HUIJUAN, LIU YUTIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS LADDERS
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