THE REPAIR AND MAINTENANCE OF; TYPEWRITING MACHINES AND THEIR ACCESSORIES; ACCOUNTING AND STATISTICAL MACHINES OF VARIOUS TYPES-NAMELY, ACCOUNTING MACHINES, CALCULATING MACHINES, MULTIPLYING AND DIVIDING MACHINES, RECORD PERFORATING MACHINES, RECORD SORTING MACHINES, RECORD VERIFYING MACHINES, RECORD REPRODUCING MACHINES, RECORD INTERPRETING MACHINES, AND MACHINES FOR COMPARING, COLLATING, AND FILING ACCOUNTING AND STATISTICAL RECORDS; POSTING MACHINES, RECORD CONTROLLED PRINTING MACHINES, PROOF MACHINES, EXAMINATION GRADING MACHINES, ATHLETIC TIMERS, AND ATTACHMENTS FOR CERTAIN OF THE FOREGOING MACHINES, SUCH AS FORMS MANIPULATING AND FEEDING DEVICES FOR USE WITH TYPEWRITING MACHINES AND ACCOUNTING MACHINES, AUXILIARY RIBBON DEVICES, AND GRAPHIC ITEM COUNTERS,