DAVIDSON MANUFACTURING CORPORATION

DAVIDSON

GUM ARABIC SOLUTION USED TO PROTECT LITHOGRAPHIC PLATES WHEN NOT IN USE, COUNTER-ETCH USED IN REMOVING OXIDES AND FOREIGN MATTER FROM THE GRAINED SURFACES OF LITHOGRAPHIC PLATES, SOLUTION USED FOR MAKING A LITHOGRAPHIC PLATE PHOTOSENSITIVE, SOLUTION USED TO CLEAN BLANKETS AND ROLLERS USED IN PRINTING MACHINES, PREPARATION USED TO PRESERVE LITHOGRAPHIC PLATES WHEN THEY ARE TO BE STORED FOR LONG PERIODS OF TIME, FOUNTAIN ETCHES EMPLOYED IN THE LITHOGRAPHIC PROCESS, AND POWDER USED IN THE PRINTING INDUSTRY TO PRESERVE BLANKETS AND TO ABSORB GREASES AND OILS WHICH MAY HAVE PENETRATED INTO THE BLANKETS;

DAVIDSON

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;

DAVIDSON

METAL PLATES USED IN LITHOGRAPHY, AND BLANKETS FOR LITHOGRAPHIC PRINTING PRESSES;

DIRECTORITE

LITHOGRAPHIC PLATE HAVING A PAPER BACKING AND AN ALUMINUM FOIL LITHOGRAPHIC SURFACE USED FOR DIRECT IMAGE WORK;

ORITE

BLANKETS FOR LITHOGRAPHIC PRINTING PRESSES;