TREA

using light sources of different colours and seperate optical systems

Follow

Industry

  • CPC
  • B61L5/1836
This industry / category may be too specific. Please go to a parent level for more data

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

B61L5/1836using light sources of different colours and seperate optical systems
Industries