Combination writing instrument and toy
Combined nail file and writing implement clip attachment
Combined pencil clip and sharpener
Combined protractor, compass, ruler and set square device
Combined ruler and blotter
Compass and compass-cutter with ratchet mechanism
Compass-cutter
Composite fibrous writing instrument elements and their...
Composite writing instrument
Compound writing instrument
Computer input/output equipment
Configuration control modes for mailpiece inserters
Conical pen
Connecting module providing the connection between a printer...
Construction framing square
Construction layout tool
Construction string reel
Content-activation system for an automated mail extraction...
Continuous feed mechanical pencil
Contour-projecting device