Inventor: Anderson, Frederic W.
Inventor: Holtkamp, Reinhold
Inventor: Williams, Edwin B., Janick, Jules
Inventor: Holtkamp, Reinhold
Inventor: Holtkamp, Reinhold
Inventor: Moore, Ralph S.
Inventor: Moore, Ralph S.
Inventor: Jessel, Jr., Walter H., Duffett, William E.
Inventor: de Ruiter, Gijsbert
Inventor: Meek, Jack M., Duffett, William E.