Inventor: Athol G. Staniforth
Inventor: Walter E. Raikes
Inventor: Mervyn Greens lade
Inventor: Henry Matheson Eddie
Inventor: Percival Thomas James, Deceased, Percival George James, administrator
Inventor: Eddie, Henry M.
Inventor: Eddie, Henry M.
Inventor: Campbell, Robert
Inventor: Leckie, John S.
Inventor: Maglio, Carmine