Roller shutter arrangement for e.g. door, has safety elements causing resistive force against displacement of roller shutter in direction of open position between locking structure of one of safety element and counter structure
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Device for preserving of especially foodstuffs has preserving vessel with bottom section and top section which enclose inner cavity and lie one upon other along sealing edge, and has first valve unit for maintaining or releasing vacuum
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Roller guide for sliding doors has elastically flexible stainless steel insert between support face of guide rail and rollers to form track face for latter
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Process and assembly to temporarily store pre-cooked food in fresh condition by expulsion of air through steam from closed container
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Device for securing ladder against slipping on ground
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Cabinet for plant or machine construction
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Device for heat dissipation from housings or switch cabinets having electrical devices
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Switchgear cabinet
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Switchgear cabinet
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Support frame for electrical units - has horizontal support rails which lock easily and quickly to vertical members
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Switchgear
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Support frame for electrical appts. - has wiring ducts between vertical members and supporting rails or panels
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Classified storage display system for rolled-up maps, drawings, etc. - has several data carriers acting on roller-blind principle for easy inspection
