Inventor: Jacobs, Henricus Cornelius Maria
Inventor: Kardos, Joshua H., Dirr, Michael A.
Inventor: Torn, Douglas I.
Inventor: Lee, Robert Edward
Inventor: Dirr, Michael A.
Inventor: Barendse, Nicolaas Wilhelmus Jozef Maria
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: van Andel, Jacob
Inventor: William Flemer, III
Inventor: Hoogervorst, Wilhemus A.
Inventor: Ahrens, Melvin O.