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BSI BS 2457:1975

Specification for protractors for drawing office use
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BSI BS 2457:1975

Specification for protractors for drawing office use

PUBLISH DATE 1975
PAGES 8
BSI BS 2457:1975

This British Standard specifies requirements for protractors of the circular and sem-circular types for drawing office use, made from transparent plastics material.

Includes preferred sizes, for circular and semi-circular protractors made from transparent plastics. Specifies qualities of suitable materials.
SDO BSI: British Standards Institution
Document Number 2457
Publication Date Jan. 31, 1975
Language en - English
Page Count
Revision Level
Supercedes
Committee TPR/1
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