Inventor: Kardos, Joshua H., Dirr, Michael A.
Inventor: Torn, Douglas I.
Inventor: Lee, Robert Edward
Inventor: Dirr, Michael A.
Inventor: Houbraken, Anna M. W. P.
Inventor: Barendse, Nicolaas Wilhelmus Jozef Maria
Inventor: Schmulling, Markus
Inventor: Hollingsworth, Donald