Inventor: Carbonneil, Georges
Inventor: Zaiger, Chris F., Zaiger, Gary N.
Inventor: Zaiger, Chris F., Zaiger, Gary N.
Inventor: Zaiger, Chris F., Gardner, Leith M.
Inventor: Duffett, William E.
Inventor: van der Knaap, Jacques C. M.
Inventor: Persson, Kjell-Ake
Inventor: Shoesmith, deceased, Leonard H.
Inventor: Hoek, Leendert A., Hoek, Jan
Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Hellberg, Herman
Inventor: van der Jagt, Martinus
Inventor: Duffett, William E.
Inventor: Shoesmith, deceased, Leonard H.
Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Zaiger, Chris F., Gardner, Leith M.
Inventor: Duffett, William E., Mack, Grace H.
Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Duffett, William E.