Inventor: Verhoef, Gijsbertus
Inventor: Durand, James Richard
Inventor: Hall, Elsie Kazerine
Inventor: Hall, Elsie Kazerine
Inventor: Zlesak, David Charles
Inventor: Hall, Elsie Kazerine
Inventor: Schuurbiers, Marinus Martinus Hendrikus
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Koning, Lammert
Inventor: Wood, Timothy D.
Inventor: Koning, Lammert
Inventor: Cevasco, Jr., Robert
Inventor: Tuite, Jonathan
Inventor: Koning, Lammert
Inventor: Pellett, Harold M.