Perlindungan nasabah terhadap agunan yang terdapat akta kuasa menjual pada perjanjian kredit bank studi kasus putusan nomor 17/Pdt.G/2013/PN.Skw = The protection of customer to enable them to collateral contained a powerful sold deed at bank credit agreement a case study the judgment number 17/Pdt.G/2013/PN.Skw