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_aeng _h |
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_a631.316 _bIND/SP |
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_aIndian standards institution . _bISI _c() |
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_aSpecification of sweep,IS:6451-1972 / _cIndian standards institution. _hTextual Documents |
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| 260 |
_aNew Delhi : _bIndian Standards Institution , _c1972. |
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| 300 | _a9 ; . | ||
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| 504 | _a | ||
| 942 | _cBK | ||
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