发明名称 TELESCOPIC LADDER
摘要 A telescopic ladder having two mutually adjacent side rails and rungs disposed between the side rails, wherein the side rails include a plurality of substantially tubular, telescoping side rail portions and mutually adjacent side rail portions connected to one another by a rung wherein the side rail portions have a locking unit with which the side rail portions can be locked against the respectively next lower side rail portion in the extended setting.
申请公布号 US2010307870(A1) 申请公布日期 2010.12.09
申请号 US20100794060 申请日期 2010.06.04
申请人 ZIMMERMAN DIRK 发明人 ZIMMERMAN DIRK
分类号 E06C1/12;E06C1/38;E06C7/06;E06C7/08 主分类号 E06C1/12
代理机构 代理人
主权项
地址