IS 3213 : 1991 Engineers' drawing instruments, handles - Specification
UDC 744.34 : 621 - 229.21 | PGD 22 |
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Reaffirmed 2021 |
1 Scope
This standard covers the requirements of handles for engineers'drawing instruments.
2 Reference
IS 2500 : Part 1 :1973 Sampling inspection tables:Part I Inspection by attributes and by count ofdefects