Machines for metal working and machine tools; motors and engines (except for land vehicles)

[ Machines for metal working and metalworking machine tools; motors and engines not for land vehicles; machine couplings and devices in the nature of bearings for transmission components for machines; ] machine parts, namely, ball and roller bearings; ball joints as parts of machines; [ machine parts, namely, journal boxes; wheel bearings for vehicle wheels; ] machine parts, namely, needle bearings; machine parts, namely, ball bearings; bearings for transmission shafts being parts of machines...