Inventor: Danziger, Gavriel
Inventor: Moore, Peter R.
Inventor: Danziger, Gavriel
Inventor: Heinrich, Westhoff
Inventor: Westhoff, Heinrich
Inventor: Lommerse, Henry
Inventor: Houbraken, Anna M. W. P.
Inventor: Houbraken, Anna M. W. P.
Inventor: Westhoff, Heinrich
Inventor: Holtrop, Mathilde H.
Inventor: Holtrop, Mathilde H.
Inventor: Houbraken, Anna M. W. P.
Inventor: Burkey, Harold Ivan
Inventor: Burkey, Harold Ivan
Inventor: Burkey, Harold Ivan
Inventor: Lothrop, Chester Harper