Inventor: Danziger, Gavriel
Inventor: Suphachadiwong, Thumrong
Inventor: Danziger, Gavriel
Inventor: Khemakongkanond, Kanchana
Inventor: Heinrich, Westhoff
Inventor: Sanguthai, Surapon
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.