000 00255nam a22000977a 4500
100 _aMANDAL.VIVEKANANDA
_aCHOUHAN,KAVI BHUSHAN SINGH.
245 _aFUNDAMENTALS OF PATENTS AND PATENTING
260 _aHYDERADAB:
_bBSP
_c2021
300 _aXII:188p
942 _cBK
999 _c15793
_d15793