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GB288600A
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Improvements in or relating to fuel injection arrangements for internal combustion engines
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DE464223C
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Electric motor drive going back and forth between fixed end positions
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DE452071C
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Double wire control device for remote controlled barriers
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DE451540C
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Drive, in particular for path barriers operated by double wire pulls over long distances
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DE463419C
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Arrangement for monitoring a railway line
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DE448588C
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Circuit for switches on drainage systems
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DE446870C
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Release device for train safety devices with two release loop levers and interposed locking lever
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DE453757C
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Three-aspect form signal
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DE454708C
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Device for transmitting line signals to the moving train
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DE452516C
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Device for signal transmission to the locomotive by means of a transmitter and receiver for electrical waves arranged on this vehicle
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DE454373C
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Device for triggering warning devices on the moving train from the track depending on the train speed
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DE438563C
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Circuit for light day signals
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DE452933C
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Arrangement for automatic signal boxes for drainage mountains
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DE454908C
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Tilting rail to be influenced by railway vehicles for actuation of line closers or interlocks
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DE452932C
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Circuit for AC signal drives
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DE435905C
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Arrangement of route stops evading snow clearing to keep the strike track clear of trigger buttons or the like on locomotives and rail vehicles
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