TREA

Optical systems, lenses

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Industry

  • CPC
  • B61L5/1845
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B61Railways B61LGUIDING RAILWAY TRAFFIC ENSURING THE SAFETY OF RAILWAY TRAFFIC B61L5/00Local operating mechanisms for points or track-mounted scotch-blocks Visible or audible signals Local operating mechanisms for visible or audible signals

Current Industry

B61L5/1845Optical systems, lenses
Industries