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OPTICAL INFORMER FOR TRANSIT CROSSINGS, LEVEL CROSSINGS, AND OTHER USES.
OPTICAL INFORMER FOR TRANSIT CROSSINGS, LEVEL CROSSINGS, AND OTHER USES.
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机译:过境过境,过境过境和其他用途的光学通知员。
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摘要
A device for optical information by Reflection to place High Enough level in the center of Cross Streets,Railways and level Crossings and Observation sites of the circulation in its environment, which comprises a spherical sector central annular convex mirror,Limited in its top and Bottom by two horizontal Parallel Circles contained in the field Generating means for suspension and Mirror Support centralMeans for insertion or Anchor Volunteer Auxiliary means for the mirrors and mirror cleaning and Humidification as central to its Voluntary rotation on itself,Means for the Protection of climatic factors and Means for the suspension antiimpacto and Solidarity to the entire set of features for signalling and Advertising.
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