Applicator for correction fluid
Arm support and mouse pad
Attachment for motion translating machine
Automated engraving apparatus and method
Automatic eraser
Auxiliary positioning plate for cartoon drawing apparatuses
Base attached both ends connected straight edge with...
Beam compass having changeable parts
Blackboard
Blackboard eraser
Blotter
Blotter
Blotter holder
Builder's measuring and marking tool
Cap for a writing instrument
Carpenter's pencil sharpener
Carpenter's pencil sharpener
Center locator for alignment of work to machine spindle
Centerfinding machine
Chalk screen image projector