public Memory(int r, decimal p, string n, int a, string t, int s,int v, double d = 1f, Manufacturer m = null) : base(r, p, n, a, d,m) { Speed = s; Type = t; Volume = v; }
public Product(int r, decimal p, string n, int a, double d = 1.0f , Manufacturer m = null) : this() { Reference = r; Price = p; Name = n; Amount = a; Discount = d; Manufacturer = m; }
public HardDisk(int r, decimal p, string n, int a, string t, int v, double d = 1f, Manufacturer m = null) : base(r, p, n, a, d,m) { Type = t; Volume = v; }
public Processor(int r, decimal p, string n, int a,string t,int f, double d = 1f, Manufacturer m = null) : base(r, p, n, a, d,m) { Type = t; Frequency = f; }
public Mouse(int r, decimal p, string n, int a, string t,string s, double d = 1f, Manufacturer m = null) : base(r, p, n, a, d, m) { Type = t; Slot = s; }