TREA

Order transmission and reception arrangements for giving or withholding permission

Follow

Industry

  • CPC
  • B61L21/08
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 B61L21/00Station blocking between signal boxes in one yard

Current Industry

B61L21/08Order transmission and reception arrangements for giving or withholding permission
Industries