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Most mishaps involving functioning at height and on ladders can also be prevented as significantly are caused by either improper make use of or poorly sited ladders that either slip she said or fall.
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Multi-Objective Ladder Configurations<br><br>A-frame ladder: Only a straightforward click of the hinge mechanism transforms the ladder ideal into a regular A-frame ladder that is versatile and steady.

2016年7月23日 (土) 17:52時点における版

Multi-Objective Ladder Configurations

A-frame ladder: Only a straightforward click of the hinge mechanism transforms the ladder ideal into a regular A-frame ladder that is versatile and steady.

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