Inventor: van der Velden, Sjef
Inventor: van der Velden, Sjef
Inventor: Atchison, James K
Inventor: Rogmans, Maria, Wilhelm, Hermann-Josef
Inventor: Anderson, Eric T., Pittman, Peter
Inventor: Bottoms, Ellsworth D.
Inventor: Bottoms, Ellsworth D., Bottoms, Luseane
Inventor: Stribling, Sally L.
Inventor: Atchison, James Kyle
Inventor: Meewisse, Franciscus J. M.
Inventor: Bottoms, Ellsworth D., Bottoms, Luseane
Inventor: Gebelle, deceased, Anthony, Gebelle, Anna M.
Inventor: Bottoms, Ellsworth D., Bottoms, Luseane M.
Inventor: Gorvel, Ernest A.