Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A ladder attachment device having support frames to which a ladder rung-like standing platform is attached, The support frames are configured to mount onto adjacent ladder rungs, rendering the standing platform vertically midway between them.
A ladder attachment device having support frames to which a ladder rung-like standing platform is attached, The support frames are configured to mount onto adjacent ladder rungs, rendering the standing platform vertically midway between them.
Mid-step ladder attachment
KNAPP MICHAEL (Autor:in)
19.10.2017
Patent
Elektronische Ressource
Englisch
IPC:
E06C
LADDERS
,
Leitern
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