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BS 469:1932 | 1 Oct 1937 | BSI Knowledge
Standard
Withdrawn
BS 469:1932
Specification for electric lamps for railway signalling
Published:
1 Oct 1937
•
Withdrawn:
23 Jan 1939
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Product Details
Descriptors
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ICS Codes
29.140.99 Other standards related to lamps
33.040.30 Switching and signalling systems
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ISBN
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Publisher
BSI