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BS 229:1929

Specification. Flameproof enclosures for electrical apparatus (for use in mines and other places where an explosive atmosphere may be encountered) and tests for flame-proof enclosures
standard by BSI Group, 03/13/1929

BS 1679:1950

Paper boxes for pills, tablets,ointments, pastes, creams powders and crystals.
standard by BSI Group, 10/18/1950