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स्टेनलेस स्टील के आविष्कारक हैरी ब्रेयरले थे।
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Hinglish Excerpt
Stainless steel ke Avishkarak Harry Brearley the.
Tags: आविष्कारकस्टेनलेस स्टीलहैरी ब्रेयरले
Subjects: General KnowledgeCurrent AffairsTraditional General Knowledge
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