U.S. federal trademark · Serial No. 71031996 · Reg. No. 0068653
[ MEASURING TAPES, OMNIMETERS, ] LEVELS, TRANSITS, [ ARTIFICIAL HORIZONS, ] EXTENSION TRIPODS, [ TACHYMETERS, ] TRIANGULATION INSTRUMENTS, [ SLIDE RULES, ] PARALLEL ATTACHMENTS, [ POCKET RULES, ] DRAWING INSTRUMENTS, [ CALCULATING MACHINES, ] PLANIMETERS [ , INTEGRATORS, INTEGRAPHS, PRINT HANGERS AND PRINT FRAMES ]
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