Inventor: Lindeman, Wouter
Inventor: Lindeman, Wouter
Inventor: Lommerse, Henry
Inventor: Lindeman, Wouter
Inventor: van den Hoogen, Wilhelmus T. J.
Inventor: Lommerse, Henry C.
Inventor: Lindeman, Wouter, Van Den Berg, Willem Dirk
Inventor: Boekestijn, Pieter