000			00457nam a22001697a 4500
005			20240430020023.0
008			231030b |||||||| |||| 00| 0 eng d
020			_a9788123747668
082			_a609.2 _bGOP-R21
100			_aGopalakrishnan, K .V
245			_aInventors Who Revolutionised Our Lives
250			_a1st Ed.
260			_aNew Delhi _bNational Book Trust _c2021
300			_ai -xii _b198p.
650			_aChemistry, Science
942			_cTB _01
999			_c30298 _d30298