WITHDRAWN BS 942:1941 17.2.1941 preview

BS 942:1941

Formulae for calculating intensities of lighthouse beams and beams from cognate projection apparatus..



STANDARD published on 17.2.1941


Language
Format
AvailabilityIN STOCK
Price267.30 USD excl. VAT
267.30 USD

The information about the standard:

Designation standards: BS 942:1941
Note: WITHDRAWN
Publication date standards: 17.2.1941
SKU: NS-79197
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS



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