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DE2439306A1
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Impact absorber for lock chamber - with single impact beam with damping elements for all kinds of vessels
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DE1123986B
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Completion of an oil port
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DE882411C
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Covering device for expansion joints of bridges consisting of fingers or solid panels
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DE966445C
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Cross joint cover for bridges with a cover plate attached to the roadway and resting on a joint bridging plate
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DE738770C
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Covering device for expansion joints of bridges
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DE581554C
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Roller weir with attachment flap
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DE571829C
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Device for moving ships on an inclined plane
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DE456983C
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Drive device for defense bodies with ice flap
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DE479820C
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Rotary gate with horizontal axis of rotation and with ice flap
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DE550110C
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Segment weir with stowage attachment
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DE444634C
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Sole seal for retractable closure body
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DE369815C
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Drive for ice flaps at weirs
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