GEAR MANUFACTURING EQUIPMENT-NAMELY, MACHINES FOR FINISHING, SHAVING, LAPPING, AND CHECKING GEARS; BROACHING TOOLS AND MACHINES, SPLINE GRINDERS; [FLAT SEAL FACE GRINDING MACHINES;] GEAR TOOTH FORM GRINDERS; GEAR TOOTH SHAPER CUTTERS, FORM AND SHAVING TOOLS FOR GEARS, LAPPING TOOLS, AND HOLDERS THEREFOR