Inventor: de Boer, Petrus
Inventor: de Boer, Petrus
Inventor: Brennan, Rex M.
Inventor: Brennan, Rex M.
Inventor: Ranney, Thomas G.
Inventor: Ranney, Thomas G.
Inventor: Ranney, Thomas G.
Inventor: Fleuren, Henricus Marie Gerardus Carolus
Inventor: Snelling, Catherine, Langford, Geoffrey
Inventor: Van Andel, Otto Jan Robert
Inventor: Van Andel, Otto Jan Robert
Inventor: Anderson, Malcolm M.
Inventor: Anderson, Malcolm M.
Inventor: Anderson, Malcolm M.
Inventor: Herrick, Robert D.
Inventor: Mills, Wayne J., Hampton, Katherine L.
Inventor: Hofland, G. Jack
Inventor: Clarke, Walter B.