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BSI BS 1745:1951

Current Revision

Specification for alternating-current relays for railway signalling: track relays (double-element, 2-position), line relays (single-element, 2-position)

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WITHDRAWN, 8/2/2013

SDO BSI: British Standards Institution
Document Number BS 1745
Publication Date June 8, 1951
Language en - English
Page Count 16
Revision Level
Supercedes
Committee
Publish Date Document Id Type View
June 8, 1951 BS 1745:1951 Revision