Self-oiling bearings as parts of machines; ball-bearings as parts of machines; bearing brackets for machines; bearings parts of machines; bearings for transmission shafts being parts of machines; roller bearings as parts of machines; ball rings for bearings for machines, namely, milling machines

'ball':10,38 'ball-bear':9 'bear':4,11,16,20,24,33,41 'bracket':17 'machin':8,15,19,23,31,37,43,46 'mill':45 'name':44 'oil':3 'part':6,13,21,29,35 'ring':39 'roller':32 'self':2 'self-oil':1 'shaft':27 'transmiss':26

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