Inventor: Westhoff, Heinrich
Inventor: Westhoff, Heinrich
Inventor: Westhoff, Heinrich
Inventor: Westhoff, Heinrich
Inventor: Bessho, Masao, Ohga, Toshimi
Inventor: Bessho, Masao, Ohga, Toshimi
Inventor: Westhoff, Heinrich
Inventor: Bessho, Masao, Ohga, Toshimi