Semiconductor Devices; Electric Solid State Devices Not Otherwise Provided For
B08B
Cleaning In General; Prevention Of Fouling In General
B41J
Typewriters; Selective Printing Mechanisms, ; E.g. Ink-jet Printers, Thermal Printers; , I.e. Mechanisms Printing Otherwise Than From A Forme; Correction Of Typographical Errors
G03F
Photomechanical Production Of Textured Or Patterned Surfaces, E.g. For Printing, For Processing Of Semiconductor Devices; Materials Therefor; Originals Therefor; Apparatus Specially Adapted Therefor;
B05C
Apparatus For Applying Fluent Materials To Surfaces, In General
