000 00278nam a2200133 4500
999 _c1618
_d1618
082 _a346.0488
_bUNI
100 _aUniversal
245 _aPatent act,1970
250 _a1st ed.
260 _aGurgaon
_bLexis Nexis
_c2020
300 _axiv,219p.
650 _aCopyright
942 _cR