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BS 230:1935 | 1 Aug 1940 | BSI Knowledge
Standard
Withdrawn
BS 230:1935
Portable photometers (visual type)
Published:
1 Aug 1940
•
Withdrawn:
Date not available
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Product Details
Descriptors
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ICS Codes
91.160.01 Lighting in general
Committee
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International relationships
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ISBN
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Publisher
BSI