TREA

purely mechanical

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Industry

  • CPC
  • B61L19/023
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B61Railways B61LGUIDING RAILWAY TRAFFIC ENSURING THE SAFETY OF RAILWAY TRAFFIC B61L19/00Arrangements for interlocking between points and signals by means of a single interlocking device

Current Industry

B61L19/023purely mechanical
Industries