Inventor: Marie-Louise Meilland
Inventor: Ralph G. Leighty, Deceased, Rose Maria Arguelles Leighty
Inventor: Virgil James Drake
Inventor: Frank Paganelli
Inventor: Gijsbert Verbeek
Inventor: Alexandre Barberet
Inventor: Leonard H. Shoesmith
Inventor: Robert H. McColley
Inventor: Alexandre Barberet
Inventor: Alexandre Barberet
Inventor: Alexandre Barberet
Inventor: Howard Kerrigan
Inventor: Grace H. Mack, Walter H. Jessel, Wm. E. Duffett
Inventor: Harold A. Johnson, Jr.
Inventor: Barrie John Machin
Inventor: Walter H. Jessel, Jr., William E. Duffett
Inventor: Keith D. Butters
Inventor: Walter E. Lammerts
Inventor: Ralph Bond, Walter H. Jessel, Jr.