[marcoszorrilla]

Puedes untilizar los BookMark.

  public

MiMarca:TBookMark;
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
begin
MiMarca:=IbTable1.GetBookmark;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
IbTable1.GotoBookmark(MiMarca);
end;

Un Saludo.