Inventor: Danziger, Gavriel
Inventor: Ranney, Thomas G.
Inventor: Danziger, Gavriel
Inventor: Heinrich, Westhoff
Inventor: Proud, Andrew Scott
Inventor: Ranney, Thomas, Eaker, Thomas
Inventor: Westhoff, Heinrich
Inventor: Lommerse, Henry
Inventor: Houbraken, Anna M. W. P.
Inventor: Houbraken, Anna M. W. P.
Inventor: Westhoff, Heinrich
Inventor: Houbraken, Anna M. W. P.