Technical Drawings Abbreviations and Symbols for Use in Technical Drawings (IS : 11670 - 1993)

Bureau of Indian Standards

Technical Drawings Abbreviations and Symbols for Use in Technical Drawings (IS : 11670 - 1993) - New Delhi Bureau of Indian Standards 1993 - 2p

IS : 11670 - 1993

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Indian Standard - IT

IS : 11670 - 1993 / BUR
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