IS 5153 : 1969 Specification for Proportional Compasses - 150, 200 AND 300 mm

1 Scope

1.1 This standard covers the requirements of proportionalcompasses having nominal sizes 150, 200 and 300 mm for use indrawing offices.

2 References

IS 2 : 1960    Rules for rounding off numerical values

IS 410 : 1967  Spcification for rolled brass plate, sheet, strip and foil