U.S. federal trademark · Serial No. 71532915 · Reg. No. 0501007
DRAWING INK; OPAQUE, A GRAPHIC MATERIAL IN THE NATURE OF AN INK FOR BLOCKING OUT UNDESIRED PORTIONS OF A PHOTOGRAPHIC NEGATIVE; AND DEVELOPING INK THAT IS APPLIED TO AN EXPOSED PHOTOGRAPHIC PLATE TO MAKE THE IMAGE VISIBLE TO THE EYE AND TO CREATE A GREASY BASE ON THE IMAGE PORTION OF THE PLATE TO WHICH THE LITHOGRAPHIC INK WILL ADHERE
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