LIQUID INDELIBLE DRAWING INK, INK FILLER, AND INDIA INKS

DRAWING PAPERS, BRISTOL BOARDS, DETAIL DRAWING PAPERS, TRACING CLOTHS, TRACING PAPERS, GRAPH SHEETS, PROFILE PAPERS, CROSS SECTION PAPERS, FIELD BOOKS, PAPER WEIGHTS, STEEL PENS, PENHOLDERS, LEAD PENCILS, [ CHALK, ] PENCIL RUBBER, STEEL ERASERS, [ SPONGE RUBBER FOR CLEANING DRAWINGS,]PENCIL POINTERS,[COMBINATION PENCIL POINTER AND PAPER WEIGHT, SCALES FOR INDICATOR DIAGRAMS, ] LEAD PENCIL FILE, PENCIL SHARPENERS, ERASING SHIELDS, AND ERASING MACHINES

[ DRAWING INSTRUMENTS COMPRISING COMPASSES, DIVIDERS, PROPORTIONAL DIVIDERS, BOW INSTRUMENTS, BEAM COMPASSES, RAILROAD PENS, DOTTING PENS, TRAMMELS, DRAWING PENS, AND PERAMBULATORS (OR OPISOMETERS); PROTRACTORS; DRAFTSMEN'S OR LINEAR SCALES, RULES, TRIANGLES, CURVES, STRAIGHTEDGES AND T-SQUARES, DRAWING BOARDS, DRAWING PINS AND HORNCENTERS, MEASURING TAPES, PANTOGRAPHS, PARALLEL RULES, RAILROAD CURVES, SPLINES AND SPLINE WEIGHTS, LINEADS (CENTROLINEADS), DRAWING TABLES, SURVEYING INSTRUMENTS ...