Sectional Door

A roller shutter door especially a large door for industrial purposes has a wicket gate fitted into at least two adjacent sections. The wicket gate provides pedestrian access without having to open the whole door and has a folding structure which forms a panel door when the shutter is in the closed...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: HOERMANN, THOMAS J
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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