Vlamhapper "Marc"
Vacuum engine "Marc"
Tweecilinder Vlamhapper
Two cylinder vacuum engine
Miniatuur Vlamhapper
Miniature vacuum engine
1-cilinder happer met inwendige schuif
1-cyl. Flame Eater with internal head valve
2-cil. happer met inwendige schuiven
2-cyl. Flame Eater with internal valves
"Magneto" Vlamhapper
"Magneto" Flame Eater
