Automatic hole punch
Boring device
Cooling manifold for multiple solenoid operated punching apparat
Device for punching hole in cards
Display device having an improved video signal drive circuit
Motor lamination notching apparatus and method with...
Punch machine
Punch press die assembly with punch selecting mechanism
Punch with punch elements in adjustable positions
Punching device, sheet processor having the punching device,...
Stamping apparatus having replaceable dies