000 | 00519nam a22001217a 4500 | ||
---|---|---|---|
008 | 230925b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
100 |
_aJha, Deepak Kumar _912946 |
||
245 | _aComparative study of features of delphion, QPAT, derwent innovation index (DII) and world intellectual property system (WIPS) of patent databases | ||
260 |
_aNew Delhi: _bCSIR-NISCAIR / CSIR-NIScPR, _c2007-09 |
||
500 | _aAssociateship in information science | ||
942 | _cBK | ||
999 |
_c61738 _d61738 |