Copyboard Trademarks

COPYBOARD
ELECTRONIC BLACKBOARD CONTAINING AN OPTICAL COPIER FOR RECORDING THE CONTENTS THEREON
Abandoned  ·  September 30, 1987  ·  73687103  · 
COPYBOARD
AN ERASABLE WALLBOARD WITH SCANNER TO PRODUCE HARD COPY PRINTOUT OF BOARD IMAGES
Abandoned  ·  June 11, 1985  ·  73542361  ·